China Standard Deep Groove Ball Bearing (634~6418) connecting rod bearing

Product Description

Product Parameters

Brand : BMT; Luman; OEM Bearing Size : GB/T 276-2013
Bearing Material : Bearing Steel Inner Diameter : 3 – 120 mm
Rolling : Steel balls Outer Diameter : 8 – 220 mm
Cage : Steel; Nylon Width Diameter : 4 – 70 mm
Oil/Grease : Chevron CZPT etc… Clearance : C2; C0; C3; C4
ZZ bearing : White , Yellow etc… Precision : ABEC-1;ABEC-3; ABEC-5
RS bearing : Black , Red,brown etc… Noise Level : Z1/Z2/Z3/Z4
Open bearing : No cover Vibration Level : V1/V2/V3/V4

About us
HangZhou CZPT (D&M) Bearings Co., Ltd. was established in 2005 and  one of leading ball & roller bearing manufacturers & belt, chain, auto-parts exporters in China. It is specialized in research and development for various kinds of high precision, non-noise, long-life bearings, high quality chains, belts, auto-parts and other machinery&transmission products. At present, CZPT has more than 500 employees and produces 50 million sets of bearings annually. Due to our many years of experience and our own manufacturing in HangZhou china bearing town,DEMY has already served thousands of customers around the world.we participate in major professional exhibitions at home and abroad every year.

Good quality control and competitive prices
Each goods is processed by our internal quality management (ISO 9001:2000) with the corresponding testing, such as noise testing, checks of grease application, sealing checks, hardness degree of the steel as well as measurements.

Adherence to delivery dates, flexibility and reliability have had strong foundations in the corporate philosophy for years now.

DEMY is good at offering customer-specific quality at attractive and competitive prices.

Why  Choose  US ?
1.History : DEMY(D&M)BEARING CO., LTD is located in Hemudu Culture Ruins of HangZhou China which has 7000-year-old history. It is specialized in research and development for various kinds of high precision, non-noise, long-life bearings, high quality chains, belts, auto-parts and other machinery&transmission products.

2.Enterprise Scale: The company has manufacturing space of more than 30,000 square meters and has 20 sets of automatic gringding production lines, automatic assembly lines with the annual production capacity of 25 millions sets.

3.Export experience: Our company is 1 of the biggest bearing manufacturers and exporters in china. Our products are sold all over the world, include Europe, North America, the Middle East, Southeast Asia and South America etc.

4.Brand: We have 2 independent brands : CZPT ; Luman bearing.OEM also is accepted.

5.Quality ControlEach goods is processed by our internal quality management (ISO 9001:2000) with the corresponding testing, such as noise testing, checks of grease application, sealing checks, hardness degree of the steel as well as measurements.Adherence to delivery dates, flexibility and reliability have had strong foundations in the corporate philosophy for years now.

6.Service: High quality, good credit and excellent service are the tenet of our company. Customers’satisfaction is our lifeline, as well as our highest honor. We will do our best to meet your requirements, and will do better in the future.

Contact Angle: N/a
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

ball bearing

What Factors should beball 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 morball 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.

e 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.

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 Standard Deep Groove Ball Bearing (634~6418)   connecting rod bearingChina Standard Deep Groove Ball Bearing (634~6418)   connecting rod bearing
editor by CX 2023-08-10

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