China Professional 623/6213 Deep Groove Ball Bearing for Machinery bearing block

Product Description

Product Description

Deep Groove Ball Bearing is the most widely used rolling bearing. Its characteristics are low frictional resistance, high rotational speed, and can be used for bearing radial loads or combined radial and axial loads, as well as for bearing axial loads, such as low-power electric motors, car and tractor gearboxes, machine tool gearboxes, general machines, tools, etc.

The basic Deep Groove Ball Bearing consists of an outer ring, an inner ring, a group of steel balls and a group of retainers. There are 2 types of Deep Groove Ball Bearing: single row and double row. The deep groove ball structure is also divided into sealed and open structures. The open type refers to the bearing without sealing structure. The sealed deep groove ball is divided into dust seal and oil seal. The dustproof sealing cover material is made of steel plate stamping, which only serves to prevent dust from entering the bearing raceway. The oil proof type is a contact type oil seal, which can effectively prevent the leakage of lubricating grease inside the bearing.

Product parameters

Deep Groove Ball Bearing 6000 Series
Bearing No. Shape Dimensions (mm) Basic Load Rating (KN) Max Speed (RPM) Weight(kg)
Bore Outer Width Dynamic Cr Static Cor Grease  lubricant Oil lubricant
d D B
6000 Series
606 6 17 6 1.95 0.72 30000 38000 0.0057
607 7 19 6 2.88 10.80 28000 36000 0.0071
608 8 22 7 3.32 1.38 26000 34000 0.011
609 9 24 7 3.35 1.40 22000 30000 0.014
6000 10 26 8 4.58 1.98 20000 28000 0.018
6001 12 28 8 5.10 2.38 19000 26000 0.02
6002 15 32 9 5.58 2.85 18000 24000 0.026
6003 17 35 10 6.00 3.25 17000 22000 0.036
6004 20 42 12 9.38 5.02 15000 19000 0.069
6005 25 47 12 10.10 5.85 13000 17000 0.075
6006 30 55 13 10.18 6.91 10000 14000 0.116
6007 35 62 14 12.47 8.66 9000 12000 0.155
6008 40 68 15 13.10 9.45 8500 11000 0.185
6009 45 75 16 16.22 11.96 8000 10000 0.231
6571 50 80 16 16.94 12.95 7000 9000 0.250
6011 55 90 18 23.28 17.86 7000 8500 0.362
6012 60 95 18 24.35 19.35 6300 7500 0.385
6013 65 100 18 24.66 19.74 6000 7000 0.410
6014 70 110 20 29.68 24.20 5600 6700 0.575
6015 75 115 20 30.91 26.06 5300 6300 0.603
6016 80 125 22 36.57 31.36 5000 6000 0.921
6017 85 130 22 39.04 33.75 5000 6000 0.848
6018 90 140 24 44.63 39.16 4800 5600 1.103
6019 95 145 24 44.45 39.16 4500 5300 1.156
6571 100 150 24 49.58 44.08 4300 5300 1.174
6571 105 160 26 55.32 49.77 4000 4800 1.520
6571 110 170 28 62.99 57.39 3800 4500 1.891

Deep Groove Ball Bearing 6200 Series
Bearing No. Shape Dimensions (mm) Basic Load Rating (KN) Max Speed (RPM) Weight(kg)
Bore Outer Width Dynamic Cr Static Cor Grease  lubricant Oil lubricant
d D B
6200 Series
623 3 10 4 0.5 0.2156 38000 48000 0.0015
624 4 13 5 1.15 0.40 36000 45000 0.0032
625 5 16 5 1.88 0.68 32000 40000 0.0048
626 6 19 6 2.8 1.05 28000 36000 0.0075
627 7 22 7 3.28 1.35 26000 34000 0.012
628 8 24 8 3.35 1.40 24000 32000 0.017
629 9 26 8 4.45 1.95 22000 30000 0.019
6200 10 30 9 5.1 2.38 19000 26000 0.571
6201 12 32 10 6.82 3.05 18000 24000 0.034
6202 15 35 11 7.65 3.72 17000 22000 0.043
6203 17 40 12 9.58 4.47 16000 20000 0.062
6204 20 47 14 9.88 6.20 14000 18000 0.102
6205 25 52 15 10.78 6.98 12000 16000 0.120
6206 30 62 16 14.97 10.04 9500 13000 0.190
6207 35 72 17 19.75 13.67 8500 11000 0.270
6208 40 80 18 22.71 15.94 8000 10000 0.370
6209 45 85 19 24.36 17.71 7000 9000 0.380
6210 50 90 20 26.98 19.84 6700 8500 0.450
6211 55 100 21 33.37 25.11 6000 7500 0.603
6212 60 110 22 36.74 27.97 5600 7000 0.789
6213 65 120 23 44.01 34.18 5000 6300 0.990
6214 70 125 24 46.79 37.59 4800 6000 1.084
6215 75 130 25 50.85 41.26 4800 5600 1.171
6216 80 140 26 55.04 45.09 4500 5300 1.448
6217 85 150 28 64.01 53.28 4300 5000 1.803
6218 90 160 30 73.83 60.76 4000 4800 2.172
6219 95 170 32 84.83 70.85 3800 4500 2.620
6220 100 180 34 93.95 79.35 3600 4300 3.189
6221 105 190 36 102.30 89.59 3400 4000 3.782
6222 110 200 38 110.82 100.43 3200 3800 4.421

Bearing No. Shape Dimensions (mm) Basic Load Rating (KN) Max Speed (RPM) Weight(kg)
Bore Outer diameter Width Dynamic Cr Static Cor Grease  lubricant Oil lubricant
d D B
6300 Series
634 4 16 5 1.447 0.745 32000 40000 0.0049
635 5 19 6 2.161 1.163 28000 36000 0.0073
6300 10 35 11 5.88 3.47 20000 26000 0.054
6301 12 37 12 7.48 4.65 17000 22000 0.058
6302 15 42 13 8.80 5.43 16000 20000 0.082
6303 17 47 14 10.45 6.56 15000 19000 0.110
6304 20 52 15 12.26 7.81 13000 17000 0.140
6305 25 62 17 17.22 11.39 10000 14000 0.220
6306 30 72 19 20.77 14.17 9000 12000 0.330
6307 35 80 21 25.66 17.92 8000 10000 0.410
6308 40 90 23 31.35 22.38 7000 9000 0.600
6309 45 100 25 40.66 30.00 6300 7500 0.770
6310 50 110 27 47.58 35.71 6000 7000 1.030
6311 55 120 29 55.05 41.91 5600 6700 1.367
6312 60 130 31 62.88 48.60 5000 6000 1.710
6313 65 140 33 72.21 56.68 4500 5300 2.100
6314 70 150 35 80.10 63.48 4300 5000 2.550
6315 75 160 37 87.25 71.67 4300 5000 3.046
6316 80 170 39 94.57 80.35 4000 4800 3.609
6317 85 180 41 102.05 89.52 3800 4500 4.284
6318 90 190 43 110.81 100.76 3600 4300 4.979
6319 95 200 45 120.51 113.75 3300 3900 5.740
6320 100 215 47 133.06 131.18 3200 3700 7.090

Bearing No. Shape Dimensions (mm) Basic Load Rating (KN) Max Speed (RPM) Weight(kg)
Bore Outer diameter Width Dynamic Cr Static Cor Grease  lubricant Oil lubricant
d D B
6400 Series                
6410 50 130 31 92 55 5300 6300 1.85
6411 55 140 33 77.44 67.71 5000 6000 2.316
6412 60 150 35 83.94 70.30 4800 5600 2.811
6413 65 160 37 90.88 78.33 4500 5300 3.342
6414 70 180 42 107.31 99.53 4000 4800 4.896
6415 75 190 45 153 114 3800 4500 5.57
6416 80 200 48 164 125 3400 4000 6.63
6417 85 210 52 165 136 3200 3800 8.12
6418 90 225 54 193 158 3000 3600 9.47
6419 95 240 55 204 171 3400 3600 13.4
6420 100 250 58 224 195 2600 3400 12.8
6422 110 280 65          

Advantages
1. Professional suppliers. We are 1 of the largest bearing suppliers in China. In addition to the products produced by our own factory, we also have a stable product supply chain to provide all types of bearings.
2. Quality assurance. We produce and provide industry standard bearings with high-precision manufacturing processes, and can customize bearings according to customer needs.
3. Professional team. In terms of production research, we have sufficient technical talents to support the product production line and ensure product quality; In terms of sales, we have professional and enthusiastic service personnel to ensure the sales and after-sales service of our products, and to ensure the stability and durability of our cooperative relationship.
4. Fast delivery. Our factory has professional and responsible production staff who can provide the shortest delivery time that customers are satisfied with.
 

Packaging & Shipping

Packaging 1)Original package
2) Single box + outer carton 
3)Tube package + outer carton 
4)Customized according to customer needs
Shipping 1)Ocean shipping
2)Air transport
3)Select according to customer needs
 

Company Profile

ZheJiang Dente International Trade Co., Ltd. is located in HangZhou, the “Kite Capital of the World”, and its production base is located in HangZhou, the largest bearing wholesale base in China.
Our company’s leading products include Deep Groove Ball Bearing, tapered roller bearings, self-aligning ball bearings, self-aligning roller bearings, cylindrical roller bearings, thrust ball bearings, various needle bearings, inch bearings, as well as world famous brand imported bearing products and so on.

 

 

Our company is famous for its professional service attitude, collective spirit of unity and dedication, and pragmatic and efficient work style in this field. Value determines price. We will provide customers with high-quality products and services with the best quality, and look forward to our CZPT cooperation!

 

FAQ

1.Are you a Manufacturer or trading company?
We are professional manufactuer of bearings  with ISO standards.
2.Can I get a sample to check out the quality?
 Sure, free samples are available for stock products if you can pay for the shipping cost.
3.Can you do OEM to print my logo/brand on the products?
Yes, we can print your logo/brand on the products, you just need to send us your logo/brand files, we will show you how it looks like.We can also make custom package to your request.
4.How soon can I expect my order to be finished?
We have regular stock for standard bearings that can be shipped right after your payment. It will take 15-60 days for new production order,which depends on your order quantity.
 

 

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Advantages: High Precision/Low Noise/High Speed
Sample Order: Acceptable
Retainer Material: Nylon/Bakelite/Steel/Copper
Samples:
US$ 1.99/Piece
1 Piece(Min.Order)

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Chrome Steel
Customization:
Available

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Customized Request

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

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

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 623/6213 Deep Groove Ball Bearing for Machinery   bearing blockChina Professional 623/6213 Deep Groove Ball Bearing for Machinery   bearing block
editor by CX 2024-03-28

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