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China supplier 7020c/AC/B High-Speed Angular Contact Ball Bearings 17*30*7mm P6/P5/P4/P2 Used in Machine Tool Spindles High Frequency Motors, Gas Turbines 718/719/70/72series bearing assembly

Product Description

Angular Contact Bearing

This type of bearing is used to bear heavier radial-axial combined loads with limit rotational speeds higher. The bearings are mainly applied to the construction parts that limit axial displacement of the axis or housing in double directions.
The bearing is used with 4 row cylindrical roller bearings limiting the axial motion of roll in rolling mill the axial load capactiy is heavier than four-point contact ball ebearings incomparison with paiy mounted in back-to-back, face-to-face arvangements single row angular contact ball bearings units, the axial clearance of the bearing doesn’t need adjustment, these bearings can be mounted with ease and there can be 2 types: 2 half-outer-rings and 2 half-inner-rings according to the installation need of customers.

Product description
Model: Angular contact ball bearings (7571AC)

Brand: AUTO
Series: Angular contact ball bearings, single row, no seals
Shape size

d:  100

D:  150

B:  24
 


Company

HangZhou Auto Bearing Co., Ltd. is located in the industrial park of HangZhou,which is 1 of the 4 great ancient capitals of China.Our company is the member of China Bearing Industry Association,cooperating with State Quality Supervision and Testing Center for bearing.Our company is a professional bearing manufacturer which integrated with research ,development and marketing services.

Our major products include deep groove ball bearing, spherical roller bearing, slewing ring, crossed roller bearing and other all kinds of high precision bearings.Our products are widely applied to motor industry,mining metallurgy,wind power generation,petroleum drilling,automobile and motorcycle etc..
Our company not only possesses advanced bearing manufacturing equipments and international first-class measuring instruments, but also has strong strength of manufacturing, inspecting and testing the high precision and reliability bearings.Each process is in strict accordance with the ISO9001 quality management system,which effectively guarantees the precise of products and stability of the performance. AUTO bearings are mainly exported to the United states,South Korea,Europe,etc., which have reached the high level of foreign similar products.
The soul of our business culture is [Detail makes competitive, innovation makes first-class”.We believe the production and management philosophy of [quality wins ,casting competitive products”.The company adheres to the zero-defect quality management for meeting customer requirements.

Packing

A. plastic box & outer carton & pallets
B. plastic bag & box & carton & pallet
C. tube package & middle box & carton & pallet
D. Depends on your needs

Delivery

A. Most orders will be shipped within 3-5 days of payment being received.
B. Samples will be shipped by cov2urier as FedEx,UPS,DHL,etc.

Thank you very much for taking time to view our company’s website. If you are interested in this product, please feel free to contact us. We are always here.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: 15°/25°/40°
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Axial Bearing
Material: Bearing Steel
Customization:
Available

|

Customized Request

ball bearing

Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?

Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:

  • Regular Lubrication:

Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.

  • Clean Environment:

Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.

  • Proper Installation:

Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.

  • Regular Inspections:

Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.

  • Temperature Monitoring:

Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.

  • Correct Handling:

Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.

  • Bearing Removal and Replacement:

Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.

  • Alignment Maintenance:

Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.

  • Training and Education:

Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.

  • Documented Records:

Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.

By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.

ball bearing

What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:

  • Design and Geometry:

Deep Groove Ball Bearings:

Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.

Angular Contact Ball Bearings:

Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.

  • Load Carrying Capacity:

Deep Groove Ball Bearings:

Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.

Angular Contact Ball Bearings:

Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.

  • Contact Angle:

Deep Groove Ball Bearings:

Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

Angular Contact Ball Bearings:

Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.

  • Applications:

Deep Groove Ball Bearings:

Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

Angular Contact Ball Bearings:

Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.

  • Limitations:

Deep Groove Ball Bearings:

Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

Angular Contact Ball Bearings:

Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

  • Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

  • Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

  • Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

  • Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

  • Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

  • Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

  • Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

  • Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

  • Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China supplier 7020c/AC/B High-Speed Angular Contact Ball Bearings 17*30*7mm P6/P5/P4/P2 Used in Machine Tool Spindles High Frequency Motors, Gas Turbines 718/719/70/72series   bearing assemblyChina supplier 7020c/AC/B High-Speed Angular Contact Ball Bearings 17*30*7mm P6/P5/P4/P2 Used in Machine Tool Spindles High Frequency Motors, Gas Turbines 718/719/70/72series   bearing assembly
editor by CX 2024-05-17

China wholesaler Popular Product Deep Groove Ball Bearings 6213 Llu carrier bearing

Product Description

We produce and export deep groove ball bearing both Metric and Inch size to many coutries and get good feedback from customer about the following size and series:
 

6000 6200 6300 6403 RLS4 6800 62201 6900 67/2.5
6001 6201 6301 6404 RLS5 6801 62202 6901 673
6002 6202 6302 6405 RLS6 6802 62203 6902 674
6003 6203 6303 6406 RLS7 6803 62204 6903 675
6004 6204 6304 6407 RLS8 6804 62205 6904 676
6005 6205 6305 6408 RLS9 6805 62206 6905 677
6006 6206 6306 6409 RLS10 6806 62207 6906 678
6007 6207 6307 6410 RLS11 6807 62208 6907 679
6008 6208 6308 6411 RLS12 6808 62209 6908 681
6009 6209 6309 6412 RMS4 6809 62210 6909 68/1.5
6571 6210 6310 6413 RMS5 6810   6910 682
6011 6211 6311 6414 RMS6 6811 62301 6911 68/2.5
6012 6212 6312 6415 RMS7 6812 62302 6912 683
6013 6213 6313 6416 RMS8 6813 62303 6913 684
6014 6214 6314 6417 RMS9 6814 62304 6914 685
6015 6215 6315 6418 RMS10 6815 62305 6915 686
6016 6216 6316 6700 60/1.5 6816 62306 6916 687
6017 6217 6317 6701 602 6817 62307 6917 688
6018 6218 6318 6702 60/2.5 6818 62308 6918 689
6019 6219 6319 6703 603 6819 62309 6919 691
6571 6220 6320 6704 604 6820 62310 6920 69/1.5
6571 6221 6321 6705 605 6821   6921 692
6571 6222 6322 6706 606 6822 63001 6922 69/2.5
6571 6224 6324 R6 607 6824 63002 6924 693
6026 6226 6326 R8 608 6826 63003 6926 694
6571 6228 6328 R10 609 6828 63004 6928 695
6030 6230 6330 R12 623 6830 63005 6930 696
6032 6232 6332 R14 624 6832 63006 6932 697
6034 6234 6334 R16 625 6834 63007 6934 698
6036 6236 6336 R18 626 6836 63008 6936 699
6038 6238 6338 R20 627 6838 63009 6938  
6040 6240 6340 R22 628 6840 63571 6940  
  6244 6344 R24 629        

EMAIL ME NOW FOR MORE PHOTOS AND INTRODUCTION ! /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Precision Rating: P6, P5, P4, P2, P1, P0
Prive: Competitive
Place of Origin: Hebei, China
Quality: High-Quality
Number of Row: Single Row
Model Number: 6213
Samples:
US$ 6.7/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

ball bearing

Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?

Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:

  • Regular Lubrication:

Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.

  • Clean Environment:

Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.

  • Proper Installation:

Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.

  • Regular Inspections:

Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.

  • Temperature Monitoring:

Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.

  • Correct Handling:

Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.

  • Bearing Removal and Replacement:

Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.

  • Alignment Maintenance:

Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.

  • Training and Education:

Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.

  • Documented Records:

Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.

By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.

ball bearing

How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

  • Lubrication:

Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

  • Material Properties:

Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

  • Clearance Changes:

Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

  • Corrosion and Contamination:

Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

  • Thermal Stress:

Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

  • Noise and Vibration:

Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

  • Lubricant Degradation:

Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

  • Seal Effectiveness:

Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

  • Choosing Appropriate Bearings:

When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

ball bearing

How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?

Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:

  • Design:

Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.

Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.

  • Friction and Efficiency:

Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.

Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.

  • Load Capacity:

Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.

Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.

  • Variability:

Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.

Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.

  • Speed Capability:

Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.

Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.

  • Applications:

Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.

Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.

In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.

China wholesaler Popular Product Deep Groove Ball Bearings 6213 Llu   carrier bearingChina wholesaler Popular Product Deep Groove Ball Bearings 6213 Llu   carrier bearing
editor by CX 2024-05-16

China Best Sales CZPT High Temperature 603 604 605 606 607 608 609 Ceramic Ball PEEK Plastic Bearings bearing bronze

Product Description

Material: Chrome Steel / Stainless Steel / Carbon Steel / Ceramic / POM
OEM Service: Custom bearing’s size, logo, packing. 
Certificate: CE

 

What is small bearing?

Miniature and small-sized ball bearing mean ball bearing, up to 30mm in external diameter. Miniature and small bearings are used for extremely high speeds. These bearings offer a low level of noise, vibration, and frictional torque performance. Miniature and extra-small ball bearings can be sealed by shields or rubber seals to prevent leakage of lubricating grease or entry of dust.

 

What are tiny ball bearings used for?

Bearing Basics applications, miniature precision bearings help reduce friction between parts that need to move independently while effectively saving space in tight applications, such as medical, instrumentation and semiconductor equipment. The balls are available in a range of sizes to meet specific project needs.

 

Where is miniature ball bearings be used? Ball bearings are the most common bearing type and can be found in many every day objects, such skateboards, blenders, bicycles, DVD players and photocopiers. Small wheel bearings are also frequently be used for window and door rollers.This type of bearing is typically used in applications which have a high speed and a low load.

 

About HXHV Small Ball Bearings

The micro bearing dimeension are usually standard as the table below.

But sometimes buyer need the non-standard bearings with custom small bearing size or micro blue bearing.

We supply OEM SERVICE and produce these non-standard bearings with customized size, logo and packing.

miniature plastic ball bearing series:
603 3*9*3mm , 604 4*12*4mm , 605 5*14*5mm , 606 6*17*6mm , 607 7*19*6mm , 608 8*22*7mm , 609 9*24*7mm , 623 3*10*4mm , 624 4*13*5mm  625 5*16*5mm , 626 6*19*6mm ,627 7*22*7mm , 628 8*24*8mm , 629 9*26*8mm , 633 3*13*5mm , 634 6*16*5mm , 635 5*19*6mm.

 

CE CERTIFICATE is very important for european market. And we supply CE certification for our bearings.

 

As for the mini ball bearing material, the inner ring, outside ring, balls and retainer are usually be made of carbon steel, chrome steel or stainless steel. Sometimes the retainer can be made of nylon. The bearings are also be made of special material such as black ceramic Si3N4, White Ceramic ZrO2, and PTFE, PEEK retainers. Sometimes we make the mini bearing with plastic POM rings and glass balls.

 

The micro ball bearings price will be different because of the bearing’s model number, order quantity, precision range, brand and packing, etc.

 

If you need any original brand bearings or bearing with other dimension and model number, please contact us directly.

Please check the bearing’s size below.

Packing:

Universal Packing

Without any logo on bearings or packing.

HXHV Packing

With our brand HXHV on bearings and packing.

Customized Packing

Depends on buyer’s requirements.

Original Brand Packing

Bearing and packing are both original. Please contact us for pictures.

Certificate:
Our bearings comes with CE certificate and our company has been verified by SGS Group. Please contact us for clear certificate photos.

Other Bearings:
We supply different types of ball and roller bearings, slewing bearings, mini bearings, ceramic bearings, Linear guides. 

To get price list of promotion bearings, please contact us. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: Standard
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Material: Plastic
Samples:
US$ 0.18/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

What are the Challenges Associated with Noise Reduction in Ball Bearings?

Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:

  • Vibration:

Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.

  • Bearing Type and Design:

The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.

  • Lubrication:

Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.

  • Bearing Clearance and Preload:

Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

  • Material and Manufacturing Quality:

The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.

  • Surface Finish:

The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

  • Sealing and Shielding:

Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

  • Operating Conditions:

External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

  • Wear and Deterioration:

As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.

ball bearing

What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:

  • Design and Geometry:

Deep Groove Ball Bearings:

Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.

Angular Contact Ball Bearings:

Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.

  • Load Carrying Capacity:

Deep Groove Ball Bearings:

Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.

Angular Contact Ball Bearings:

Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.

  • Contact Angle:

Deep Groove Ball Bearings:

Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

Angular Contact Ball Bearings:

Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.

  • Applications:

Deep Groove Ball Bearings:

Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

Angular Contact Ball Bearings:

Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.

  • Limitations:

Deep Groove Ball Bearings:

Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

Angular Contact Ball Bearings:

Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

  • Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

  • Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

  • Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

  • Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

  • Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

  • Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

  • Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

  • Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

  • Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China Best Sales CZPT High Temperature 603 604 605 606 607 608 609 Ceramic Ball PEEK Plastic Bearings   bearing bronzeChina Best Sales CZPT High Temperature 603 604 605 606 607 608 609 Ceramic Ball PEEK Plastic Bearings   bearing bronze
editor by CX 2024-05-15

China Professional High Temperature Miniature Stainless Steel Ball Roller Bearings (6203 ZZ) bearing engineering

Product Description

High Temperature Miniature Stainless Steel Ball Roller Bearings(6203 ZZ )

 

Product Description

 

Detailed Photos

 

 

Installation Instructions

 

 

Product Parameters

 

Item Name Bearing 
Item Model Bearing for Industrial Machinery , Motorcycle , Automobiles , Power Tools and Mechanical Equipment
Material  Chrom Steel /  Bearing Steel
Specification  High Tempearture , High Speed , High Performance , Low Noise 
Sealed Metal ,  Plastic 
Metal Plating Chrom 
Metal Engraving Customized
Packing 10pcs/ tube packing or Box packing
Carton 4pcs spark plugs per day.
Q3: How about your delivery time ?
A3: Delivery time is 20days after you confirmed order.
Q4: What is the benefit for the exclusive agency?
A4: 1.Market Protection
2.Special price or discount in some months
3.Priority delivery
4.Free promotion materials:T-shirt
Q7:Can you produce bearing with our sample?
A7:Yes ,we can.and we will make new CZPT according to your samples.
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Separated: Separated
Rows Number: Double
Material: Bearing Steel
Item Name: Premium Ball Bearing
Item Model: Zz RS Series Ball Bearing
Bearing Material: Ball Bearing Steel / Stainless Steel /Carbon Steel
Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

  • High-Carbon Chrome Steel (AISI 52100):

This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

  • Stainless Steel (AISI 440C, AISI 304, AISI 316):

Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

  • Ceramic:

Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

  • Plastic (Polyamide, PEEK):

Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

  • Bronze:

Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

  • Hybrid Bearings:

Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

  • Specialty Alloys:

For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

  • Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

ball bearing

How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

  • Lubrication:

Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

  • Material Properties:

Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

  • Clearance Changes:

Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

  • Corrosion and Contamination:

Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

  • Thermal Stress:

Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

  • Noise and Vibration:

Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

  • Lubricant Degradation:

Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

  • Seal Effectiveness:

Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

  • Choosing Appropriate Bearings:

When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

ball bearing

Can you Explain the Various Types of Ball Bearings and their Specific Use Cases?

Ball bearings come in various types, each designed to meet specific application requirements. Here’s an overview of the different types of ball bearings and their specific use cases:

  • Deep Groove Ball Bearings:

Deep groove ball bearings are the most common and versatile type. They have a deep raceway that allows them to handle both radial and axial loads. They are used in a wide range of applications, including electric motors, household appliances, automotive components, and industrial machinery.

  • Angular Contact Ball Bearings:

Angular contact ball bearings have a contact angle that enables them to handle both radial and axial loads at specific angles. They are suitable for applications where combined loads or thrust loads need to be supported, such as in machine tool spindles, pumps, and agricultural equipment.

  • Self-Aligning Ball Bearings:

Self-aligning ball bearings have two rows of balls and are designed to accommodate misalignment between the shaft and the housing. They are used in applications where shaft deflection or misalignment is common, such as conveyor systems, textile machinery, and paper mills.

  • Thrust Ball Bearings:

Thrust ball bearings are designed to support axial loads in one direction. They are commonly used in applications where axial loads need to be supported, such as in automotive transmissions, steering systems, and crane hooks.

  • Single-Row vs. Double-Row Bearings:

Single-row ball bearings have a single set of balls and are suitable for moderate load and speed applications. Double-row ball bearings have two sets of balls and offer higher load-carrying capacity. Double-row designs are used in applications such as machine tool spindles and printing presses.

  • Miniature and Instrument Ball Bearings:

Miniature ball bearings are smaller in size and are used in applications with limited space and lower load requirements. They are commonly used in small electric motors, medical devices, and precision instruments.

  • Max-Type and Conrad Bearings:

Max-type ball bearings have a larger number of balls to increase load-carrying capacity. Conrad bearings have fewer balls and are used in applications with moderate loads and speeds.

  • High-Precision Ball Bearings:

High-precision ball bearings are designed for applications where accuracy and precision are critical, such as machine tool spindles, aerospace components, and optical instruments.

  • High-Speed Ball Bearings:

High-speed ball bearings are engineered to minimize friction and accommodate rapid rotation. They are used in applications such as dental handpieces, turbochargers, and centrifuges.

In summary, the various types of ball bearings are tailored to different application requirements, including load type, direction, speed, and environmental conditions. Selecting the appropriate type of ball bearing ensures optimal performance and longevity in specific applications.

China Professional High Temperature Miniature Stainless Steel Ball Roller Bearings (6203 ZZ)   bearing engineeringChina Professional High Temperature Miniature Stainless Steel Ball Roller Bearings (6203 ZZ)   bearing engineering
editor by CX 2024-05-14

China wholesaler Deep Groove Ball Bearing Auto Wheel Bearings for Auto Parts with Good quality

Product Description

Product Description

MODEL NAME DN D1 mm TOLERANCE D1 mm D D2 mm TOLERANCE D2 mm HEIGHT H mm  TOLERANCE H mm
BR-30001 30 -0.012 55 -0.013 13 -0.12
BR-30002 30 -0.012 55 -0.013 19 -0.12
BR-30003 30 -0.012 62 -0.013 16 -0.12
BR-35001 35 -0.012 62 -0.013 14 -0.12
BR-35002 35 -0.012 62 -0.013 20 -0.12
BR-35003 35 -0.012 72 -0.013 25 -0.12
BR-35004 35 -0.012 62 -0.013 16 -0.12

Company Profile

ZHangZhoug Shengya Bearing Technology Co. , Ltd. was foun
ded in 1996, covers an area of more than
10,000 square meters, has assets of more than 50 million yuan,
more than 80 employees, including more
than 10 professional and technical personnel with middle and se
nior professional titles, specializing in the
production of automotive bearings, motorcycle bearings, general
bearings, precision machine tool bear

ings and home appliances bearings, with an annual output of 10
million sets of small and medium-sized
bearings production capacity. The company to undertake various
types of non-standard special-shaped
bearings, a wide variety of fifine workmanship. Located in HangZhou
, an important industrial, commercial
and tourist city in ZHangZhoug Province, it is well-located with
our customers to provide quality service. We wish to cooperate convenient transportation. Scorpion sincere for
sincerely with you. For a better tomorrow.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Ball Bearings
The Number of Rows: Single
Outer Dimension: Small and Medium-Sized (60-115mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Axial Bearing
Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?

Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:

  • Regular Lubrication:

Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.

  • Clean Environment:

Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.

  • Proper Installation:

Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.

  • Regular Inspections:

Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.

  • Temperature Monitoring:

Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.

  • Correct Handling:

Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.

  • Bearing Removal and Replacement:

Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.

  • Alignment Maintenance:

Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.

  • Training and Education:

Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.

  • Documented Records:

Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.

By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.

ball bearing

How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:

  • Material Composition:

Ceramic Ball Bearings:

Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.

Traditional Steel Ball Bearings:

Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.

  • Friction and Heat:

Ceramic Ball Bearings:

Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

Traditional Steel Ball Bearings:

Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

  • Weight:

Ceramic Ball Bearings:

Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

Traditional Steel Ball Bearings:

Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

  • Corrosion Resistance:

Ceramic Ball Bearings:

Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

Traditional Steel Ball Bearings:

Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

  • Speed and Precision:

Ceramic Ball Bearings:

Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.

Traditional Steel Ball Bearings:

Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.

  • Cost:

Ceramic Ball Bearings:

Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

Traditional Steel Ball Bearings:

Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

ball bearing

What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?

Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:

  • Load Type and Magnitude:

Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.

  • Speed and Operating Conditions:

Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.

  • Accuracy and Precision:

For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.

  • Space Limitations:

If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.

  • Thrust and Radial Loads:

Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.

  • Alignment and Misalignment:

If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.

  • Mounting and Installation:

Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.

  • Lubrication and Maintenance:

Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.

  • Environmental Conditions:

Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.

  • Bearing Material:

Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.

  • Bearing Arrangement:

Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.

By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.

China wholesaler Deep Groove Ball Bearing Auto Wheel Bearings for Auto Parts   with Good qualityChina wholesaler Deep Groove Ball Bearing Auto Wheel Bearings for Auto Parts   with Good quality
editor by CX 2024-05-14

China high quality 15° Radial 6311 Zz Bearing Ball Bearings 6000 6001 6200 6300 wheel bearing

Product Description

 

1. Professional Bearing Manufacturer with 10 years export experience.
2.Large Stock.
3.Prompt Lead time.
4.SMALL order accepted.
5.A Wide Range of Qualified Bearing with Competitive price.
6.FREE Samples.
7.Brand Packagings accepted.
8.OEM service(Manufacturing according to your drawings and special request).

Product Parameters

 

Name

Deep Groove Ball Bearing

Model Number

  Open ZZ 2RS, RS, Z,DDU

Brand

CZPT Or Customized Logo

Material

Chrome Steel (GCR15/SAE512-3480

6014

6214

6314

6414

6803

62214

62314

9491-3820

6017

6217

6317

6417

6806

160703

3201

9491

3202

B17-116

6019

6219

6319

6419

6808

1160304

3203

DG3062

6571

6220

6320

6420

6809

1160305

3204

DG358571

6571

6221

6321

606-2RS

6810

1180304

3205

DG357226

6571

6222

6322

607-2RS

3211

1180305

3206

DG357222

6571

6224

6324

608-2RS

3212

20703

3207

DG4 0571 1/27

6026

6226

6326

609-2RS

3213

20803

3208

B8-85

6571

6228

6328

626-2RS

3214

98305

3209

B17-99

6030

6230

6330

627-2RS

3215

B22-19

3210

B15-86

 

Detailed Photos

Packing Details

General Packing Methods:
A: Tube Package + Outer Carton + Pallet
B: Single Box + Outer Carton + Pallet
C: Tube Package + Middle Box + Outer Carton + Pallet
D: Single package+ Middle Box+ Outer Carton+ Pallet
E: According to your request

Why Choose US

Exhibition Show

Company Profile

The factory mainly produce Tapered roller bearing, Deep groove ball bearing, Wheel hub bearing, Clutch release bearing,
Pillow block bearing, etc. After 10 years in the global market,SHZ Bearings get a high reputation among following Countries
and regions: Russia, Algeria, Egypt, Italy, Korea, Mexico, Brazil, South Africa, Turkey, Iran, Pakistan, Singapore, Philipphines,
USA and so on.

SHZ has accumulated more than 10 years in bearing innovation and production. SHZ persist with “Quality
first, Innovation win, Service first” as perpose. “The pursuit of perfect quality, create first-class brand” as management policy,
promoting the brand strategy,continuously improving product quality and brand connotation.

SHZ has the most advanced production equipment and strictest quality control system, strong R&D teams, experienced
engineers and technical workers. it makes our products meet domestic and international standard.

Our Service & Advantages

Our Customers

1. How many the MOQ of your company?
Our company MOQ is 1pc.

2. Could you accept OEM and customize?
YES, We can customize for you according to your sample or drawings.

3. Could you supply samples for free?

YES, We can supply samples for free, while you have o pay for the freight cost.

4. What is your terms of delivery?

We can accept EXW, FOB, CFR, CIF, etc. You can choose the 1 which is the most convenient cost
effective for you.

5. Is it your company factory or Trade company?

We are factory, our type is Factory+Trade.

6. What is the warranty for your bearing?
2years, Customer need supply photos and send bearings back.

7. Could you tell me the packing of your goods?

Single Plastic Bag+Inner Box+Carton+Pallet, or according to your request.

8. Could you supply door to door service?

YES, by air or by express (DHL, FEDEX, TNT, EMS, SF7-10 days to your city)

9. Could you tell me the payment term of your company can accept?

T/T, Western Union, Paypal, L/C, etc.

10. What about the lead time for mass production?

Honestly, it depends on the order quantity and the season you place the order, our production capacity
is 8*20ft containerseach month. Generally speaking, we suggest you start inquiry 3 to 4 months
before the date you would like to get the products at your Country.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: 15°
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

  • High-Carbon Chrome Steel (AISI 52100):

This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

  • Stainless Steel (AISI 440C, AISI 304, AISI 316):

Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

  • Ceramic:

Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

  • Plastic (Polyamide, PEEK):

Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

  • Bronze:

Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

  • Hybrid Bearings:

Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

  • Specialty Alloys:

For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

  • Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

ball bearing

How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?

Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:

  • Size:

The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.

  • Load Capacity:

Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.

  • Precision:

Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.

  • Speed:

Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.

  • Friction and Efficiency:

Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.

  • Applications:

Miniature ball bearings find applications in various industries and sectors:

  • Electronics and Consumer Devices:

They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.

  • Medical and Dental Equipment:

Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.

  • Robotics and Automation:

Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.

  • Aerospace and Defense:

They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.

  • Optics and Instrumentation:

Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.

Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.

ball bearing

How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?

Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:

  • Design:

Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.

Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.

  • Friction and Efficiency:

Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.

Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.

  • Load Capacity:

Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.

Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.

  • Variability:

Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.

Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.

  • Speed Capability:

Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.

Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.

  • Applications:

Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.

Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.

In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.

China high quality 15° Radial 6311 Zz Bearing Ball Bearings 6000 6001 6200 6300   wheel bearingChina high quality 15° Radial 6311 Zz Bearing Ball Bearings 6000 6001 6200 6300   wheel bearing
editor by CX 2024-05-14

China Hot selling Ball Bearings Made of 4 Tracks of Rings Wire Bearing Race of The Circular Knitting Machine bearing distributors

Product Description

 

Product Description

 

Product Description

Main characteristics:
1. Free selection of ball pitch, with smallest mounting space and high precision; Simple structure and direct integration into your mating structure.
2. The standard diameter of Raceways can be designed according to the requirements of users’ machines. The ball guided polyamide ball cage can be divided into several segments. But the segmented strip cage runs very smoothly and silently and compensates length differences caused by high temperature.
3. Free selection of bearing rings and rolling elements’ diameter; The rolling elements structures can be ball, roller or combined.
4. Compared to conventional slewing bearing, wire race bearing have following decisive advantages: Highest rotary accuracy, good corrosion resistance, heavy impact loadings, light weight and rare maintenance and so on.
5. The material of the rings can also be freely chosen, because the rolling element don’t run on the bearing rings, but run on the wire steel. So the material of bearing rings and parts are nearly no restriction in combination. Chrome steel, Aluminum version and other non-ferrous metals, cast iron or other special material could be selected. Even if in 1 set bearing, the material can be mixed. (eg: Rings use Aluminum, gear ring use other steel)
6. The dimension of our wire racy bearing from ID 70mm to ID 25 8634067 3068571 3068571 31274173

Warranty

18 Months

Car Model

XC90 XC60 XC40 S90 S60 V90 V60 Radiator Coolant Hose

Car Make

For 

Delivery time

3-7Working Days

Payment

TT.paypal.Western Union.Trade Assurance

Car Model

XC90 XC60 XC40 S90 S60 V90 V60 Radiator Water Pipe

 

Part Material DC01,DC04,DC06
Tooling life Time 100K times

Tooling Material

1) AL1060, AL6061, AL6061, AL5052
2) Steel, mild steel, SPCC
3) SS201, SS303, SS304, SS316, SS316L
4) SPTE, galvanized sheet
5) Brass, copper
Surface Treatment Anodized, powder coating, lacquer coating, black oxide
Salt and spy test From 72-480 h
Size 1) According to customers’ drawings
2) According to customers’ samples
Drawing Format step, dwg, igs, pdf
Certificates ISO 9001:2015 & IATF 16949
Payment Term T/T, L/C, Trade Assurance

Product Diagram car accessories Engine-Cooling System Water Pipe


We now have 99 customers from all over the world.

1. We have own factory and 80% of staff in our company worked for more than 10 years.
2. We provide a competitive price.
3. High precision, tolerance can be within ±0.01mm.
4. Small order also is welcomed.
5. We can also provide one-stop service, including mold and assembly.
6. NDA apply to all customers.

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After-sales Service: Supply Abroad Service
Warranty: 1year
Type: Auto Fasteners
Material: Steel
Muffler Type: Rear Muffler
Deck: Single
Samples:
US$ 10/Meter
1 Meter(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?

Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:

  • Regular Lubrication:

Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.

  • Clean Environment:

Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.

  • Proper Installation:

Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.

  • Regular Inspections:

Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.

  • Temperature Monitoring:

Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.

  • Correct Handling:

Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.

  • Bearing Removal and Replacement:

Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.

  • Alignment Maintenance:

Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.

  • Training and Education:

Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.

  • Documented Records:

Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.

By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.

ball bearing

How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

  • Lubrication:

Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

  • Material Properties:

Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

  • Clearance Changes:

Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

  • Corrosion and Contamination:

Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

  • Thermal Stress:

Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

  • Noise and Vibration:

Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

  • Lubricant Degradation:

Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

  • Seal Effectiveness:

Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

  • Choosing Appropriate Bearings:

When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

ball bearing

What is a Ball Bearing and How does it Function in Various Applications?

A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:

  • Reduction of Friction:

Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.

  • Radial and Axial Load Support:

Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.

  • Smooth Rotational Movement:

Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.

  • Applications in Machinery:

Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.

  • Automotive Industry:

Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.

  • Industrial Machinery:

In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.

  • High-Speed Applications:

Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.

  • Precision Instruments:

For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.

  • Variety of Sizes and Types:

Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.

In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.

China Hot selling Ball Bearings Made of 4 Tracks of Rings Wire Bearing Race of The Circular Knitting Machine   bearing distributorsChina Hot selling Ball Bearings Made of 4 Tracks of Rings Wire Bearing Race of The Circular Knitting Machine   bearing distributors
editor by CX 2024-05-09

China high quality CZPT CZPT CZPT 2209-2RS 2210-2RS 2211-2RS Self Aligning Ball Bearings for Woodworking Machines connecting rod bearing

Product Description

Product Description

NTN CZPT CZPT 2209-2RS 2210-2RS 2211-2RS Self Aligning Ball Bearings for Woodworking Machines
Self aligning ball bearing is a kind of bearing with spherical ball between the inner ring of 2 raceways and the outer ring with spherical raceway.
The curvature center of the outer ring raceway surface is consistent with the bearing center, so it has the same self-aligning function as the automatic self-aligning ball bearing. When the shaft and shell are flexed, it can be adjusted automatically without increasing the bearing load. Self aligning roller bearing can bear radial load and axial load in 2 directions. Radial load capacity, suitable for heavy load, shock load. The inner diameter of the inner ring is a taper hole bearing, which can be directly installed. Or it can be installed on the cylindrical shaft by using the fastening sleeve and the dismounting cylinder. The cages are made of steel stamping cages, polyamide forming cages and copper alloy car cages.
The self-aligning ball bearing has cylindrical hole and conical hole. The cage is made of steel plate and synthetic resin. Its feature is that the outer ring raceway is spherical, with automatic self-aligning, which can compensate the error of self-aligning ball bearing caused by different centrality and shaft deflection, but the relative inclination of the inner and outer rings shall not exceed 3 degrees.
It can bear large radial load and certain axial load. The outer ring raceway of this kind of bearing is spherical, so it has self-aligning performance. When the shaft is bent or tilted, the relative inclination between the inner ring center line and the outer ring center line is not more than 1 ° to 2.5 °, the bearing can still work.
There are 2 kinds of bore in self-aligning ball bearings: cylindrical bore and conical bore. The taper of conical inner hole is 1:12 or 1:30. In order to enhance the lubrication performance of the bearing, an annular oil groove and 3 oil holes are machined on the outer ring of the bearing.

 

Product name Self-aligning ball Bearings
Material Bearing Steel
Standard DIN GB ISO JIS
Bearing Package Barreled, bagged, boxed, palletized or as customers’ requirement.
Service OEM service provided
Delivery time 3-10 days depends on quantity needed

Detailed Photos

 

Application

 

Product Parameters

         
Cylindrical bore Tapered hole
d D B rsmin e Y1 Y2 Y0 old spec Designations old spec Designations
25 52 15 1 0.28 2.2 3.5 2.5   1205TN1    
  62 17 1.1 0.28 2.2 3.5 2.5   1305TN1    
                       
30 62 16 1 0.25 2.5 3.87 2.62 1206 1206 111206 1206K 
  62 20 1 0.39 1.63 2.53 1.71 1506 2206 111506 2206K
  62 20 1 0.39 1.63 2.53 1.71 1506A 2206TN1    
  72 27 1.1 0.44 1.43 2.22 1.5 1606 2306 111606 2306K
  72 27 1.1 0.44 1.43 2.22 1.5 1606A 2306TN1    
                       
35 72 17 1.1 0.23 2.74 4.24 2.87 1207 1207 111207 1207K
  72 17 1.1 0.23 2.74 4.24 2.87 1207A 1207TN1 111207A 1207KTN1
  72 23 1.1 0.37 1.69 2.61 1.77 1507 2207 111507 2207K
  72 23 1.1 0.37 1.69 2.61 1.77 1507A 2207TN1    
  80 21 1.5 0.25 2.56 3.97 2.69 1307 1307 111307 1307K
  80 21 1.5 0.25 2.56 3.97 2.69 307A 1307TN1 111307A 1307KTN
  80 31 1.5 0.46 1.36 2.11 1.43 1607 2307 111607 2307K
  80 31 1.5 0.46 1.36 2.11 1.43 1607A 2307TN1    
                       
40 80 18 1.1 0.22 2.87 4.45 3.01 1208 1208 111208 1208K
  80 18 1.1 0.22 2.87 4.45 3.01 1208A 1208TN1 111208A 1208KTN1
  80 23 1.1 0.33 1.9 2.94 1.99 1508 2208 111508 2208K
  80 23 1.1 0.33 1.9 2.94 1.99 1508A 2208TN1 111508A 2208KTN1
  90 23 1.5 0.24 2.62 4.05 2.74 1308 1308 111308 1308K
  90 23 1.5 0.24 2.62 4.05 2.74 1308A 1308TN1 111308A 1308KTN1
  90 33 1.5 0.43 1.45 2.25 1.52 1608 2308 111608 2308K
  90 33 1.5 0.43 1.45 2.25 1.52 1608A 2308TN1 111608A 2308KTN1
                       
45 85 19 1.1 0.21 2.94 4.55 3.08 1209 1209 111209 1209K
  85 19 1.1 0.21 2.94 4.55 3.08 1209A 1209TN1 111209A 1209KTN1
  85 23 1.1 0.31 2.04 3.15 2.13 1509 2209 111509 2209K
  85 23 1.1 0.31 2.04 3.15 2.13 1509A 2209TN1 111509A 2209KTN1
  100 25 1.5 0.25 2.53 3.92 2.66 1309 1309 111309 1309K
  100 25 1.5 0.25 2.53 3.92 2.66 1309A 1309TN1 111309A 1309KTN1
  100 36 1.5 0.42 1.51 2.33 1.58 1609 2309 111609 2309K
                       
50 90 20 1.1 0.2 3.13 4.85 3.28 1210 1210 111210 1210K
  90 20 1.1 0.2 3.13 4.85 3.28 1210U1      
  90 20 1.1 0.2 3.13 4.85 3.28 1210A 1210TN1 111210A 1210KTN1
  90 23 1.1 0.29 2.2 3.41 2.31 1510 2210 111510 2210K
  90 23 1.1 0.29 2.2 3.41 2.31 1510A 2210TN1 111510A 2210TKN1
  110 27 2 0.24 2.68 4.14 2.8 1310 1310 111310 1310K
  110 40 2 0.42 1.49 2.3 1.56 1610 2310 111610 2310K
                       
55 100 21 1.5 0.2 3.23 4.99 3.38 1211 1211 111211 1211K
  100 21 1.5 0.2 3.23 4.99 3.38 1211A 1211TN1 111211A 1211KTNI
  100 25 1.5 0.28 2.26 3.5 2.37 1511 2211 111511 2211K
  120 29 2 0.23 2.7 4.18 2.83 1311 1311 111311 1311K
  120 29 2 0.23 2.7 118 2.83 1311A 1311TN1 111311A 1311KTN1
  120 43 2 0.41 1.53 2.36 1.6 1611 2311 111611 2311K
                       
60 110 22 1.5 0.19 3.39 5.25 3.56 1212 1212 111212 1212K
  110 22 1.5 0.19 3.39 5.25 3.56 1212A 1212TN1 111212A 1212KTN1
  110 28 1.5 0.28 2.27 3.51 2.38 1512 2212 111512 2212K
  110 28 1.5 0.28 2.27 3.51 2.38 1512A 2212TN1 111512A 2212KTN1
  130 31 2.1 0.23 2.8 4.33 2.93 1312 1312 111312 1312K
  130 31 2.1 0.23 2.8 4.33 2.93 1312A 1312TN1 111312A 1312KTN1
  130 46 2.1 0.4 1.56 2.41 1.63 1612 2312 111612 2312K
  150 35 2.1 0.22 2.81 4.35 2.95 1412      
  150 35 2.1 0.22 2.81 4.35 2.95 1412H      
                       
65 120 23 1.5 0.17 3.71 5.73 3.88 1213 1213 111213 1213K
  120 23 1.5 0.17 3.71 5.73 3.88 1213A 1213TN1 111213A 1213KTN1
  120 31 1.5 0.28 2.25 3.48 2.35 1513 2213 111513 2213K
  140 33 2.1 0.23 2.78 4.31 2.92 1313 1313 111313 1313K
  140 48 2.1 0.38 1.65 2.55 1.72 1613 2313 111613 2313K
                       
70 125 24 1.5 0.18 3.51 5.44 3.68 1214 1214 111214 1214K
  125 31 1.5 0.27 2.36 3.66 2.48 1514 2214 111514 2214K
  150 35 2.1 0.22 2.81 4.35 2.95 1314 1314 111314 1314K  
  150 51 2.1 0.39 1.62 2.5 1.69 1614 2314    
                       
75 130 25 1.5 0.17 3.6 5.58 3.77 1215 1215 111215 1215K
  130 31 1.5 0.25 2.49 3.86 2.61 1515 2215 111515 2215K
  160 37 2.1 0.22 2.84 4.39 2.97 1315 1315 111315 1315K
  160 55 2.1 0.38 1.66 2.56 1.73 1615 2315 111615 2315K
  160 55 2.1 0.38 1.66 2.56 1.73 1615A 2315TN1    
                       
80 140 26 2 0.16 3.94 6.1 4.13 1216 1216 111216 1216K
  140 26 2 0.16 3.94 6.1 4.13 1216A 1216TN1 111216A 1216KTN1
  140 33 2 0.25 2.49 3.86 2.61 1516 2216 111516 2216K
  170 39 2.1 0.22 2.92 4.52 3.06 1316 1316 111316 1316K
  170 58 2.1 0.39 1.63 2.53 1.71 1616 2316 111616 2316K
  170 58 2.1 0.39 1.63 2.53 1.71 1616A 2316TN1    
  170 58 2.1 0.39 1.63 2.53 1.71 1616H 2316M    
                       
85 150 28 2 0.17 3.69 5.7 3.86 1217 1217 111217 1217K
  150 36 2 0.25 2.48 3.84 2.6 1517 2217 111517 2217K
  180 41 3 0.22 2.9 4.49 3.04 1317 1317 111317 1317K
  180 60 3 0.38 1.67 2.59 1.75 1617 2317 111617 2317K
                       
90 160 30 2 0.17 3.76 5.81 3.94 1218 1218 111218 1218K
  160 40 2 0.27 2.36 3.65 2.47 1518 2218 111518 2218k
  190 43 3 0.22 2.81 4.35 2.94 1318 1318    
  190 43 3 0.22 2.81 4.35 2.94 1318K   111318K  
  190 64 3 0.38 1.67 2.58 1.74 1618 2318 111618 2318k
  190 64 3 0.38 1.64 2.54 1.72 1618K   111618K  
                       
95 170 32 2.1 0.17 3.68 5.69 3.85 1219 1219 111219 1219K
  170 43 2.1 0.26 2.38 3.69 2.5 1519 2219 111519 2219K
  200 45 3 0.23 2.77 4.29 2.9 1319 1319 111319 1319k
  200 67 3 0.38 1.68 2.59 1.76 1619K   111619K  
                       
100 180 34 2.1 0.17 3.64 5.63 3.81 1220 1220 111220 1220K
  180 34 2.1 0.17 3.64 5.63 3.81 1220K   1112320K  
  180 46 2.1 0.27 2.34 3.62 2.45 1520 2220 111520 2220k
  180 46 2.1 0.27 2.34 3.62 2.45 1520K   111520K  
  215 47 3 0.24 2.67 4.13 2.8 1320 1320    
  215 47 3 0.24 2.67 4.13 2.8 1320K   111320K  
  215 73 3 0.37 1.69 2.62 1.77 1620 2320 111620 2320K
  215 73 3 0.37 1.69 2.62 1.77 1620A 2320TN1    
  215 73 3 0.37 1.69 2.62 1.77 1620K1 2320J 111620K1 2320KJ
                       
105 190 36 2.1 0.18 3.55 5.5 3.72 1221 1221    
  225 77 3 0.39 1.64 2.53 1.71 1621 2321    
                       
110 200 38 2.1 0.17 3.64 5.64 3.82 1222 1222 111222 1222K
  200 38 2.1 0.17 3.64 5.64 3.82 1222K   111222K  
  200 53 2.1 0.28 2.25 3.49 2.36 1522 2222 111522 2222k
  200 53 2.1 0.28 2.25 3.49 2.36 1522K   111522K  
  240 50 3 0.22 2.83 4.39 2.97 1322 1322 111322 1322k
  240 50 3 0.22 2.83 4.39 2.97 1322K   111322K  
  240 80 3 0.38 1.67 2.59 1.75 1622 2322 111622 2322K
  240 80 3 0.38 1.67 2.59 1.75 1622A 2322TN1    
  240 80 3 0.38 1.67 2.59 1.75 1622K1 2322J 111622K1 2322KJ
                       
120 215 42 2.1 0.2 3.21 4.97 3.36 10001224      
  215 42 2.1 0.2 3.21 4.97 3.36 1001224K      
  215 42 2.1 0.2 3.21 4.97 3.36 1111224K      
                       
140 250 50 3 0.2 3.12 4.83 3.27 1001228      

1222 1224
1204-2RS 1205-2RS 1206-2RS 1205K 1206K 1207K 1208K 1209K 1210K 1211K 1212K 1213K 1214K 1215K 1216K 1217K
1218K 1219K 1220K 1221K
1322
1305K 1306K 1307K 1308K 1309K 1310K 1311K 1312K 1313K 1314K 1315K 1316K 1317K 1318K 1319K 2222 1018

2220
2221
2206K 2207K 2208K 2209K 2210K 2211K 2212K 2213K 2214K 2215K 2216K 2217M 2218M 2219M 2220M 2221M
2222M 1018M 1026M 1571M 1571M 1096M
2200-2RS 2201-2RS 2202-2RS 2203-2RS 2204-2RS 2205-2RS 2206-2RS 2207-2RS 2208-2RS 2209-2RS 2210-2RS
2211-2RS 2212-2RS 2213-2RS 2214-2RS 2215-2RS 2216-2RS
2206K-2RS 2207K-2RS 2208K-2RS 2209K-2RS 2210K-2RS 2211K-2RS 2212K-2RS 2213K-2RS 2214K-2RS 2306K
2307K 2308K 2309K 2310K 2311K 2312K 2313K 2314K 2317M 2318M 2319M 2320M 2322M
2316 2316M 2316TV 2317

2301-2RS 2302-2RS 2303-2RS 2304-2RS 2305-2RS 2306-2RS 2307-2RS 2308-2RS 2309-2RS 2310-2RS 2311-2RS
2312-2RS 2313-2RS 2314-2RS 2315-2RS 2316-2RS
2306K-2RS 2307K-2RS 2308K-2RS 2309K-2RS 2310K-2RS 2311K-2RS 2312K-2RS 2313K-2RS 2314K-2RS
2315K-2RS 2316K-2RS
 

Packaging & Shipping

 

Company Profile

 

Our Advantages

Our Advantages:
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain. 
SAMPLES
1. Samples quantity: 1-10 PCS are available. 
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost. 
3. It’s better to start your order with Trade Assurance to get full protection for your samples order. 

CUSTOMIZED
The customized LOGO or drawing is acceptable for us. 

MOQ
1. MOQ: 10 PCS standard bearings. 
2. MOQ: 1000 PCS customized your brand bearings. 

OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield. 
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.

FAQ

 

1.What is the minimum order quantity for this product?
    Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.
2.What is your latest delivery time?
    Most orders will be shipped within 7-15 days of payment being received.
3.Does your company have quality assurance?
    Yes, for 1 years.
4.What is the competitiveness of your company’s products compared to other companies?
    High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
    Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
    Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
    Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.

Please feel free to contact us, if you have any other question

 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Product Name: Self Aligning Ball Bearing
Lubrication: Grease or Oil
Precision Rating: P0 P6 P5 P4 P2
Clearance: C0 C3 C4
Deliver Time: 10-15days
Cage: Steel Cage/Brass Cage
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Customization:
Available

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ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

  • High-Carbon Chrome Steel (AISI 52100):

This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

  • Stainless Steel (AISI 440C, AISI 304, AISI 316):

Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

  • Ceramic:

Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

  • Plastic (Polyamide, PEEK):

Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

  • Bronze:

Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

  • Hybrid Bearings:

Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

  • Specialty Alloys:

For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

  • Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

ball bearing

What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?

Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:

  • Contaminant Exclusion:

Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.

  • Lubrication Retention:

Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.

  • Corrosion Prevention:

Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.

  • Extended Bearing Life:

Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.

  • Enhanced Performance in Harsh Environments:

In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.

  • Noise and Vibration Reduction:

Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.

  • Customized Protection:

Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.

  • Trade-Offs:

While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.

Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.

ball bearing

What is a Ball Bearing and How does it Function in Various Applications?

A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:

  • Reduction of Friction:

Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.

  • Radial and Axial Load Support:

Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.

  • Smooth Rotational Movement:

Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.

  • Applications in Machinery:

Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.

  • Automotive Industry:

Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.

  • Industrial Machinery:

In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.

  • High-Speed Applications:

Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.

  • Precision Instruments:

For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.

  • Variety of Sizes and Types:

Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.

In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.

China high quality CZPT CZPT CZPT 2209-2RS 2210-2RS 2211-2RS Self Aligning Ball Bearings for Woodworking Machines   connecting rod bearingChina high quality CZPT CZPT CZPT 2209-2RS 2210-2RS 2211-2RS Self Aligning Ball Bearings for Woodworking Machines   connecting rod bearing
editor by CX 2024-05-03

China high quality Factory Sale Thin Wall Ball Bearings 6900zz 6901zz 6902zz 6903zz 6904zz 6905zz 6906zz P0 P6 Grade carrier bearing

Product Description

Descriptions
6900 series deep groove ball bearings are non-separable and require little attention or maintenance in service, capable of operating at high speeds and are widely used radial bearings. The inner and outer ring of single row deep groove ball bearings have a deep groove raceway. The bearings are mainly used to carry radial loads and a part of axial loads in 2 directions. This kind of bearing can carry much heavy axial loads after the increase of radial clearance, thus, it can take the place of high speed angular contact ball bearings.  Deep groove ball bearings have various types in structure, besides open type bearings, shields or seals at both sides can also be provided.

Features
The bearings are the most typical rolling bearings with extensive applications. The raceways in both of the rings are in arc groove form, which can carry radial and axial load in double directions. They can be applied in situations where high-rotating speed and low noise and low vibration are required.

Applications
All kinds of motors, toys, medical equipment, electric vehicles, sports and office equipment.

Types
Basic type; With snap ring groove on the outer ring (-N); With 1 shield (-Z) on 1 side or 2 shields (-2Z) on both sides; With 1 seal (-RS) on 1 side or 2 seals (-2RS) on both sides.
 

Model Number 6000 series, 6200 series, 6300 series, 6800 series, 6900 Series, 16000 series, 62200 series, 62300 series, 63000 series.
Type Deep groove ball bearing.
Number of Row Single Row.  
Material Supreme bearing steel AISI 52100 or stainless steel AISI 440, AISI 420.
Hardness HRC 58-62.
Radial Clearance C0, C2, C3, C4, C5.
Vibration & Noise Z1V1, Z2V2, Z3V3.
Precision Rating ABEC-1, ABEC-3, ABEC-5.
Sealing Type open, ZZ, 2RS.
Grease As per your requirement, such as Chevron SRI-2 ,Multemp PS2, Shell Alvania R2, Changcheng 2 and so on.
Certifications ISO 9001:2015.
Brand Name TIK.
Package plastic tube package, single box package or as per buyer’s requirement.
Place of Origin China (Mainland).
Features (1) high precision;
(2) high speed;
(3) high load carrying capacity;
(4) low noise;
(5) long life span.
Application All kinds of motors, toys, medical equipment, electric vehicles, sports and office equipment.
Payment Term  TT, L/C, Western Union, Paypal.
Loading Port ZheJiang , ZheJiang , HangZhou or HangZhou.
Samples Free samples are available.

 

Bearing No. Boundary dimensions Basic load ratings (kN) Limiting speed Mass
mm Dynamic Static rpm Kg
d D B rs min Cr Cor Grease Oil
6900 10 22 6 0.3 2.7 1.25 30000 36000 0.571
6901 12 24 6 0.3 2.9 1.45 27000 32000 0.011
6902 15 28 7 0.3 4.3 2.25 24000 28000 0.017
6903 17 30 7 0.3 4.6 2.55 22000 26000 0.018
6904 20 37 9 0.3 6.35 3.7 19000 23000 0.036
6905 25 42 9 0.3 7 4.55 16000 19000 0.041
6906 30 47 9 0.3 7.25 5 14000 17000 0.045
6907 35 55 10 0.6 10.9 7.75 12000 15000 0.073
6908 40 62 12 0.6 13.7 9.95 11000 13000 0.112
6909 45 68 12 0.6 14.1 10.9 9800 12000 0.132
6910 50 72 12 0.6 14.5 11.7 8900 11000 0.133
6911 55 80 13 1 16.6 14.1 8200 9600 0.185
6912 60 85 13 1 20.2 17.3 7600 8900 0.193
6913 65 90 13 1 17.4 16.1 7000 8200 0.211
6914 70 100 16 1 23.7 21.2 6500 7700 0.342
6915 75 105 16 1 24.4 22.6 6100 7200 0.363
6916 80 110 16 1 25 24 5700 6700 0.382
6917 85 120 18 1.1 31.9 29.6 5400 6300 0.535
6918 90 125 18 1.1 32.8 31.6 5100 6000 0.565
6919 95 130 18 1.1 33.7 33.5 4800 5700 0.579
6920 100 140 20 1.1 45 41.9 4500 5300 0.785
6921 105 145 20 1.1 46.5 44.8 4300 5100 0.816
6922 110 150 20 1.1 47.9 47.8 4100 4800 0.849
6924 120 165 22 1.1 57.2 56.9 3800 4400 1.150
6926 130 180 24 1.5 69.6 70 3500 4100 1.520
6928 140 190 24 1.5 71.3 74.8 3200 3800 1.620
6930 150 210 28 2 93.4 94.3 3000 3500 2.470
6932 160 220 28 2 87 96 2800 3300 2.610
6934 170 230 28 2 86 95.5 2600 3100 2.740
6936 180 250 33 2 110 119 2400 2900 4.760
6938 190 260 33 2 113 127 2300 2700 4.980
6940 200 280 38 2.1 157 168 2200 2600 7.100

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: 0
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

  • High-Carbon Chrome Steel (AISI 52100):

This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

  • Stainless Steel (AISI 440C, AISI 304, AISI 316):

Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

  • Ceramic:

Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

  • Plastic (Polyamide, PEEK):

Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

  • Bronze:

Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

  • Hybrid Bearings:

Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

  • Specialty Alloys:

For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

  • Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

ball bearing

What are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:

  • Design and Geometry:

Deep Groove Ball Bearings:

Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.

Angular Contact Ball Bearings:

Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.

  • Load Carrying Capacity:

Deep Groove Ball Bearings:

Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.

Angular Contact Ball Bearings:

Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.

  • Contact Angle:

Deep Groove Ball Bearings:

Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

Angular Contact Ball Bearings:

Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.

  • Applications:

Deep Groove Ball Bearings:

Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

Angular Contact Ball Bearings:

Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.

  • Limitations:

Deep Groove Ball Bearings:

Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

Angular Contact Ball Bearings:

Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

ball bearing

How does Lubrication Impact the Performance and Lifespan of Ball Bearings?

Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:

  • Friction Reduction:

Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.

  • Wear Prevention:

Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.

  • Heat Dissipation:

Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.

  • Corrosion Resistance:

Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.

  • Noise Reduction:

Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.

  • Seal Protection:

Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.

  • Improved Efficiency:

Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.

  • Lifespan Extension:

Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.

  • Selection of Lubricant:

Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.

  • Regular Maintenance:

Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.

In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.

China high quality Factory Sale Thin Wall Ball Bearings 6900zz 6901zz 6902zz 6903zz 6904zz 6905zz 6906zz P0 P6 Grade   carrier bearingChina high quality Factory Sale Thin Wall Ball Bearings 6900zz 6901zz 6902zz 6903zz 6904zz 6905zz 6906zz P0 P6 Grade   carrier bearing
editor by CX 2024-04-30

China Custom China Thin Section Deep Groove Ball Bearings bearing and race

Product Description

Company Profile

STMPB INDUSTRY was established in 2571; We have 2 bearing brand which STMPB INDUSTRY and YUPO were founded in 2571.STMPB INDUSTRY is our international brand which mainly faces overseas market.YUPO is the domestic brand which manily faces China market.

STMPB INDUSTRY bearing headquarters is mainly located in HangZhou, ZheJiang Province, and the main production base is located in HangZhou, ZheJiang Province. The main products of STMPB INDUSTRY bearings are high precision bearings and customized bearings. The main products of STMPB INDUSTRY are precision angular contact ball bearings, ball screw bearings and bearing units, thin-wall equal-section bearings, precision cylindrical roller bearings, YRT bearings, precision cross roller bearings, precision slewing bearings and non-standard customized products.

STMPB INDUSTRY bearing R & D team mainly composed of professors and doctors, the R & D strength is very strong, to provide customers with the best quality production solutions and solutions. STMPB INDUSTRY bearing with precision production equipment, can provide customers with stable P4,P3,P2 grade products.

STMPB INDUSTRY bearings are mainly applied in CNC machine tools, robots, medical machinery, precision instruments, petrochemical and other fields. So far, STMPB INDUSTRY bearings customers throughout South America, Southeast Asia, the Middle East, Europe and other regions, by the world’s customers consistently high praise.

 

Product Parameters

 

  

Bearing
designations
Boundary dimensions Load rating Weight
d D d2 D2 Cr Cor
in. mm in. mm in. mm in. mm KN kg
CSI57131 2 50.8 2.625 66.675 2.231 56.67 2.393 60.78 6.4 4.1 0.07
CSI57131 2.5 63.5 3.125 79.375 2.731 69.37 2.893 73.48 6.9 5.1 0.09
CSI03031 3 76.2 3.625 92.075 3.231 82.07 3.393 86.18 7.3 6.0 0.11
CSI5711 3.5 88.9 4.125 104.775 3.731 94.77 3.893 98.88 7.7 6.8 0.12
CSI04031 4 101.6 4.625 117.475 4.231 107.47 4.393 111.58 8.1 7.8 0.14
CSI04231 4.25 107.95 4.875 123.825 4.481 113.82 4.643 117.93 8.2 8.1 0.14
CSI 0571 1 4.5 114.3 5.125 130.175 4.731 120.17 4.893 124.28 8.5 8.7 0.15
CSI5711 4.75 120.65 5.375 136.525 4.981 126.52 5.143 130.63 8.6 9.0 0.15
CSI05031 5 127 5.625 142.875 5.231 132.87 5.393 136.98 8.8 9.6 0.17
CSI5711 5.5 139.7 6.125 155.575 5.731 145.57 5.893 149.68 9.1 10.5 0.19
CSI06031 6 152.4 6.625 168.275 6.231 158.27 6.393 162.38 9.4 11.4 0.20
CSI06531 6.5 165.1 7.125 180.975 6.731 170.97 6.893 175.08 9.6 12.3 0.21
CSI07031 7 177.8 7.625 193.675 7.231 183.67 7.393 187.78 9.9 13.2 0.23
CSI5711 7.5 190.5 8.125 206.375 7.731 196.37 7.893 200.48 10.1 14.1 0.24
CSI08031 8 203.2 8.625 219.075 8.231 209.07 8.393 213.18 10.4 15.0 0.26
CSI 0571 1 9 228.6 9.625 244.475 9.231 234.47 9.393 238.58 10.8 16.8 0.30
CSI10031 10 254 10.625 269.875 10.231 259.87 10.393 263.98 11.2 18.6 0.33
CSI11031 11 279.4 11.625 295.275 11.231 285.27 11.393 289.38 11.6 20.4 0.34
CSI12031 12 304.8 12.625 320.675 12.231 310.67 12.393 314.78 12.0 22.2 0.38
CSI14031 14 355.6 14.625 371.475 14.231 361.47 14.393 365.58 12.7 25.8 0.48
CSI16031 16 406.4 16.625 422.275 16.231 412.27 16.393 416.38 13.3 29.4 0.54
CSI18031 18 457.2 18.625 473.075 18.231 463.07 18.393 467.18 13.9 33.1 0.61
CSI20031 20 508 20.625 523.875 20.231 513.87 20.393 517.98 14.4 36.7 0.68

Detailed Photos

 

Installation Instructions

(1)Inspection of components before installation

Clean the bearing housing or other mounting parts, remove the dirt, and confirm whether the burrs of each

part have been removed.
 

(2) Install it on the bearing seat or shaft

Because it is a thin-walled bearing, it is easy to tilt during installation. Please use a plastic hammer to find the

level and tap it evenly in the circumferential direction, and install it little by little.

Until you can confirm the contact surface is fully seated by sound.
 

(3) Installation method of side compression flange
 

1.  After placing the side compression flange in position,

place it in the circumferential direction.

Shake back a few times to adjust the position of the

mounting bolts.

2.  Install the compression bolt, and make sure that

there is no deviation due to the bolt hole when tightening the

bolt by hand.

The distance causes the bolts to be difficult to screw in.

3.  The tightening of the compression bolt can be

divided into 3-4 parts from temporary tightening to final

tightening stage, repeat the tightening in the order on the

diagonal. When tightening is divided into 2 parts

When tightening the inner or outer ring press bolts, the

integral outer ring is often tightened during the tightening

process.

Or the inner ring can be adjusted and rotated a little to make the outer ring divided into 2 parts or the

deviation of the inner ring is corrected.
 

Special design: If you need special structure (such as outer ring with mounting holes, inner ring without

holes, etc.), non-standard size, special materials or high precision requirements, etc., please contact.
 

 

Certifications

 

Technological Support

28 professional mechanical engineers
16 professional bearing analysis engineers
326 professional workers
83 sets of high precision CNC machine tools
32 sets of bearing testing equipment
13,000 square meters factory

 

After Sales Service

In the sales process, we will have professional sales personnel to answer customers’ questions in time, update the production progress, sort out the photos and videos of packaging and delivery, provide customers with the required documents; We will also invite customers to visit our factory, and we will strive to provide solutions for customers’ needs.

It is not the end after delivery, but a new beginning. We will update the logistics status and arrival date to customers in time.Ask customers for feedback on product quality, packaging, etc. at the first time, so as to improve the next cooperation. We will do our best to deal with any customer’s problems with the product.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Inner Diameter: 76.2mm
Outer Diameter: 92.075mm
Inner Diameter 2: 82.07mm
Outer Diameter 2: 86.18mm
Cr: 7.3kn
Cor: 6.0kn
Samples:
US$ 20/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

  • Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

  • Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

  • Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

  • Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

  • Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

  • Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

  • Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

  • Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

  • Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?

Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:

  • Effective Sealing:

Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.

  • Clean Environment:

Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.

  • Proper Handling:

Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.

  • Clean Tools and Equipment:

Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.

  • Contamination-Controlled Workstations:

Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.

  • Proper Lubrication:

Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.

  • Regular Inspections:

Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.

  • Training and Education:

Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.

  • Environmental Controls:

In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.

  • Regular Cleaning and Maintenance:

Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.

  • Selection of Suitable Bearings:

Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.

By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.

ball bearing

What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?

Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:

  • Load Type and Magnitude:

Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.

  • Speed and Operating Conditions:

Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.

  • Accuracy and Precision:

For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.

  • Space Limitations:

If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.

  • Thrust and Radial Loads:

Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.

  • Alignment and Misalignment:

If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.

  • Mounting and Installation:

Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.

  • Lubrication and Maintenance:

Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.

  • Environmental Conditions:

Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.

  • Bearing Material:

Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.

  • Bearing Arrangement:

Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.

By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.

China Custom China Thin Section Deep Groove Ball Bearings   bearing and raceChina Custom China Thin Section Deep Groove Ball Bearings   bearing and race
editor by CX 2024-04-30