China manufacturer Deep Groove Ball/Auto/Roller/Pillow Block/Needle Roller/Linear/Ceramic/One Way/Slewing/Pillow Block/Thin Section/Engine/Fyh Bearing 6912 bearing distributors

Product Description

The rings and balls of all-ceramic deep groove ball bearings are made of silicon nitride (Si3N4) ceramic material. This bearing can be designed as a full ball or with PTFE, PEEK or stainless steel 304/316 cage. PTFE is the default standard cage.
Full ceramic deep groove ball bearings have the characteristics of non-magnetic and electrical insulation, wear-resistant and corrosion-resistant, oil-free and self-lubricating, high temperature and cold resistance, and can be used in extremely harsh environments and special working conditions. It can be used in high temperature environment above 400ºC under the condition of full ball or equipped with stainless steel 316 cage. The PEEK cage can also be used at temperatures above 250°C. For CZPT temperatures (for example, lower than -70°C), full ceramic bearings with PTFE cages or stainless steel 316 cages can be used. Normally, the normal radial clearance is C0. When it is necessary to adapt to the extreme environment, other clearances can be customized.

open size(mm) Installation size (mm) weight weight
model Inner diameter Outer diameter Thickness Chamfer da da Da ra Si3N4 ZrO2
d D B r(min) min max max max (kg) (kg)
683 3 7 2 0.1   /     0.00013 0.00571
693 8 3 0.15   /     0.00571 0.0005
603 9 3 0.15   /     0.0004 0.0007
623 10 4 0.15   /     0.0007 0.0013
633 13 5 0.15   /     0.0014 0.0571
684 4 9 2.5 0.1 4.8 / 8.2 0.1 0.0003 0.0005
694 11 4 0.15 5.2 / 9.8 0.15 0.0007 0.0013
604 12 4 0.2 5.6 / 10.4 0.2 0.0009 0.0017
624 13 5 0.2 5.6 / 11.4 0.2 0.0013 0.571
634 16 5 0.3 6 / 14 0.3 0.0571 0.004
685 5 11 3 0.15 6.2 / 9.8 0.15 0.0005 0.0009
695 13 4 0.2 6.6 / 11.4 0.2 0.001 0.0019
605 14 5 0.2 6.6 / 12.4 0.2 0.0015 0.0571
625 16 5 0.3 7 / 14 0.3 0.0571 0.0038
635 19 6 0.3 7 / 17 0.3 0.0036 0.0066
686 6 13 3.5 0.15 7.2 / 11.8 0.15 0.0008 0.0015
696 15 5 0.2 7.6 / 13.4 0.2 0.0016 0.003
606 17 6 0.3 8 / 15 0.3 0.0571 0.0046
626 19 6 0.3 8 / 17 0.3 0.0034 0.0063
636 22 7 0.3 8 / 20 0.3 0.0058 0.5718
687 7 14 3.5 0.15 8.2 / 12.8 0.15 0.0009 0.0017
697 17 5 0.3 9 / 15 0.3 0.0571 0.004
607 19 6 0.3 9 / 17 0.3 0.0032 0.0059
627 22 7 0.3 9 / 20 0.3 0.0053 0.0098
637 26 9 0.3 9 / 24 0.3 0.01 0.0185
688 8 16 4 0.2 9.6 / 14.4 0.2 0.0014 0.0571
698 19 6 0.3 10 / 17 0.3 0.003 0.0056
608 22 7 0.3 10 / 20 0.3 0.005 0.0093
628 24 8 0.3 10 / 22 0.3 0.0072 0.013
638 28 9 0.3 10 / 26 0.3 0.012 0.571
689 9 17 4 0.2 10.6 / 15.4 0.2 0.0015 0.0571
699 20 6 0.3 11 / 18 0.3 0.0035 0.0065
609 24 7 0.3 11 / 22 0.3 0.006 0.011
629 26 8 0.3 11 / 24 0.3 0.0081 0.015
639 30 10 0.6 13 / 26 0.6 0.015 0.571
6800 10 19 5 0.3 12 12 17 0.3 0.0571 0.004
6900 22 6 0.3 12 12.5 20 0.3 0.0038 0.007
6000 26 8 0.3 12 13 24 0.3 0.0075 0.014
6200 30 9 0.6 14 16 26 0.6 0.013 0.571
6300 35 11 0.6 14 16.5 31 0.6 0.571 0.04
6801 12 21 5 0.3 14 14 19 0.3 0.0571 0.005
6901 24 6 0.3 14 14.5 22 0.3 0.0042 0.008
16001 28 7 0.3 14 / 26 0.3 0.0079 0.015
6001 28 8 0.3 14 15.5 26 0.3 0.0092 0.017
6201 32 10 0.6 16 17 28 0.6 0.015 0.571
6301 37 12 1 17 18 32 1 0.571 0.046
6802 15 24 5 0.3 17 17 22 0.3 0.571 0.005
6902 28 7 0.3 17 17 26 0.3 0.0063 0.012
16002 32 8 0.3 17 / 30 0.3 0.011 0.571
6002 32 9 0.3 17 19 30 0.3 0.013 0.571
6202 35 11 0.6 19 20.5 31 0.3 0.019 0.035
6302 42 13 1 20 22.5 37 1 0.035 0.064
6803 17 26 5 0.3 19 19 24 0.3 0.571 0.005
6903 30 7 0.3 19 19.5 28 0.3 0.0071 0.013
16003 35 8 0.3 19 / 33 0.3 0.014 0.571
6003 35 10 0.3 19 21.5 33 0.3 0.017 0.032
6203 40 12 0.6 21 23.5 36 0.6 0.571 0.052
6303 47 14 1 22 25.5 42 1 0.047 0.087
6403 62 17 1.1 23.5 / 55.5 1 0.11 0.21
6804 20 32 7 0.3 22 22.5 30 0.3 0.007 0.013
6904 37 9 0.3 22 24 35 0.3 0.015 0.571
16004 42 8 0.3 22 / 40 0.3 0.02 0.037
6004 42 12 0.6 24 25.5 38 0.6 0.571 0.052
6204 47 14 1 25 26.5 42 1 0.045 0.082
6304 52 15 1.1 26.5 28 45.5 1 0.06 0.11
6404 72 19 1.1 26.5 / 65.5 1 0.17 0.31
6805 25 37 7 0.3 27 27 35 0.3 0.009 0.016
6905 42 9 0.3 27 28.5 40 0.3 0.018 0.032
16005 47 8 0.3 27 / 45 0.3 0.571 0.045
6005 47 12 0.6 29 30 43 0.6 0.033 0.061
6205 52 15 1 30 32 47 1 0.054 0.099
6305 62 17 1.1 31.5 36 55.5 1 0.098 0.18
6405 80 21 1.5 33 / 72 1.5 0.22 0.41
6806 30 42 7 0.3 32 32 50 1 0.01 0.018
6906 47 9 0.3 32 34 57 1 0.571 0.04
16006 55 9 0.3 32 42.5 65.5 1 0.036 0.067
6006 55 13 1 35 36.5 53 1 0.048 0.089
6206 62 16 1 35 38.5 60 1 0.083 0.15
6306 72 19 1.1 36.5 42.5 68.5 1 0.14 0.27
6406 90 23 1.5 54 / 82 2 0.31 0.57
6807 35 47 7 0.3 37 37 45 0.3 0.011 0.571
6907 55 10 0.6 39 39 51 0.6 0.031 0.058
16007 62 9 0.3 37 / 60 0.3 0.045 0.082
6007 62 14 1 40 41.5 57 1 0.063 0.12
6207 72 17 1.1 41.5 44.5 65.5 1 0.12 0.22
6307 80 21 1.5 43 47 72 1.5 0.19 0.36
6407 100 25 1.5 43 / 92 1.5 0.4 0.73
6808 40 52 7 0.3 42 42 50 0.3 0.013 0.02
6908 62 12 0.6 44 46 58 0.6 0.05 0.09
16008 68 9 0.3 42 / 66 0.3 0.05 0.1
6008 68 15 1 45 47.5 63 1 0.08 0.15
6208 80 18 1.1 46.5 50.5 73.5 1 0.15 0.28
6308 90 23 1.5 48 53 80 1.5 0.27 0.49
6408 110 27 2 49 / 101 2 0.513 0.946
6809 45 58 7 0.3 47 47.5 56 0.3 0.016 0.571
6909 68 12 0.6 49 50 64 0.6 0.053 0.097
16009 75 10 0.6 49 / 71 0.6 0.07 0.13
6009 75 16 1 50 53.5 70 1 0.1 0.19
6209 85 19 1.1 51.5 55.5 78.5 1 0.175 0.32
6309 100 25 1.5 53 61.5 92 1.5 0.345 0.64
6409 120 29 2 54 / 111 2 0.64 1.18
6810 50 65 7 0.3 52 52.5 63 0.3 0.571 0.038
6910 72 12 0.6 54 55 68 0.6 0.06 0.1
16571 80 10 0.6 54 / 76 0.6 0.07 0.13
6571 80 16 1 55 58.5 75 1 0.11 0.2
6210 90 20 1.1 56.5 60 83.2 1 0.19 0.35
6310 110 27 2 59 68 101 2 0.44 0.82
6410 130 31 2.1 61 / 119 2 0.78 1.45
6811 55 72 9 0.3 57 59 70 0.3 0.03 0.06
6911 80 13 1 60 61.5 75 1 0.08 0.15
16011 90 11 0.6 59 / 86 0.6 0.11 0.2
6011 90 18 1.1 61.5 64 83.5 1 0.16 0.29
6211 100 21 1.5 63 66.5 92 1.5 0.26 0.48
6311 120 29 2 64 72.5 111 2 0.57 1.05
6411 140 33 2.1 66 / 129 2 0.95 1.76
6812 60 78 10 0.3 62 64 76 0.3 0.04 0.08
6912 85 13 1 65 66 80 1 0.08 0.15
16012 95 11 0.6 64 / 91 0.6 0.12 0.22
6012 95 18 1.1 66.5 69 88.5 1 0.17 0.32
6212 110 22 1.5 68 74.5 102 1.5 0.33 0.6
6312 130 31 2.1 71 79 119 2 0.72 1.32
6412 150 35 2.1 71   139 2 1.15 2.13
6813 65 85 10 0.6 69 69 81 0.6 0.05 0.1
6913 90 13 1 70 71.5 85 1 0.09 0.17
16013 100 11 0.6 69 / 96 0.6 0.13 0.23
6013 100 18 1.1 71.5 73 93.5 1 0.18 0.34
6213 120 23 1.5 73 80 112 1.5 0.42 0.77
6313 140 33 2.1 76 85.5 129 2 0.88 1.62
6814 70 90 10 0.6 74 74.5 86 0.6 0.056 0.1
6914 100 16 1 75 77.5 95 1 0.15 0.27
16014 110 13 0.6 74 / 106 0.6 0.18 0.34
6014 110 20 1.1 76.5 80.5 103.5 1 0.25 0.47
6214 125 24 1.5 78 84 117 1.5 0.45 0.84
6314 150 35 2.1 81 92 139 2 1.07 1.98
6815 75 95 10 0.6 79 79.5 91 0.6 0.06 0.11
6915 105 16 1 80 82 100 1 0.15 0.28
16015 115 13 0.6 79 / 111 0.6 0.19 0.36
6015 115 20 1.1 81.5 85.5 108.5 1 0.27 0.5
6215 130 25 1.5 83 90 122 1.5 0.5 0.92
6816 80 100 10 0.6 84 84.5 96 0.6 0.063 0.12
6916 110 16 1 85 87.5 105 1 0.16 0.3
16016 125 14 0.6 84 / 121 0.6 0.26 0.48
6016 125 22 1.1 86.5 91 118.5 1 0.36 0.67
6216 140 26 2 89 95.5 131 2 0.59 1.09
6817 85 110 13 1 90 90.5 105 1 0.11 0.2
6917 120 18 1.1 91.5 94.5 113.5 1 0.23 0.42
16017 130 14 0.6 89 / 126 0.6 0.27 0.5
6017 130 22 1.1 91.5 96 123.5 1 0.38 0.71
6217 150 28 2 94 102 141 2 0.73 1.35
6818 90 115 13 1 95 95.5 110 1 0.12 0.21
6918 125 18 1.1 96.5 98.5 118.5 1 0.24 0.45
16018 140 16 1 95 / 135 1 0.36 0.67
6018 140 24 1.5 98 103 132 1.5 0.5 0.92
6819 95 120 13 1 100 102 115 1 0.12 0.23
6919 130 18 1.1 101.5 104 123.5 1 0.25 0.46
16019 145 16 1 100 / 140 1 0.38 0.7
6019 145 24 1.5 103 109 137 1.5 0.51 0.95
6820 100 125 13 1 105 106 120 1 0.13 0.24
6920 140 20 1.1 106.5 111 133.5 1 0.35 0.64
16571 150 16 1 105 / 145 1 0.39 0.73
6571 150 24 1.5 108 113 142 1.5 0.54 0.99
6821 105 130 13 1 110 111 125 1 0.14 0.25
6921 145 20 1.1 111.5 116 138.5 1 0.36 0.66
6822 110 140 16 1 115 117 135 1 0.21 0.38
6922 150 20 1.1 116.5 121 143.5 1 0.37 0.69
6824 120 150 16 1 125 127 145 1 0.22 0.41

About us
ZheJiang REET BEARING.CO.,LTD is a professional bearing manufacturer and exporter.
We have a wealth of technical.All producing processes are finished in our manufactory. As an ISO9001:2000 certified manufacturer,we will solve various problems in application and use of our bearings. 
Our company is an authorized distributor of FAG, INA, CZPT and other world brand bearings.Our company has the right to self-export bearings and launches its own brand RTB.
Our bearing had been exported to more than 20 countries worldwide and are warmly welcomed.
We are looking forward to your order.
FAQ

1.Is the company a production factory or a trading company?
ZheJiang REET BEARING CO.,LTD is a manufacturing enterprise focusing on bearings and integrating research, production and sales.

2.How many the MOQ of your company?
Depending on the size of the bearing, the MOQ is variable, if you are interested, you can contact me for a quote.

3.Does the company accept OEM or customized bearings?
In addition to standard products, we also supply non-standard and modified standard products for special application. Meanwhile, we provide OEM service.

4.Can the company provide free samples?
We can provide samples for free. You only need to provide shipping.

5.What are the company’s delivery terms?
We can accept EXW,FOB,CFR,CIF,etc. You can choose the 1 which is the most convenient cost effective for you.
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Chamfer: 1
Si3n4 Weight: 0.08
Zro2 Weight: 0.15
Contact Angle: 15°
Aligning: Aligning Bearing
Separated: Separated
Samples:
US$ 2/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

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Customized Request

linear bearing

Considerations for Selecting the Right Type and Size of Linear Bearing

Choosing the appropriate type and size of linear bearing requires careful consideration of various factors to ensure optimal performance and compatibility with the application. Here are important considerations to keep in mind:

  • 1. Load Capacity:

Determine the maximum load the linear bearing will need to support. Consider both static and dynamic loads to select a bearing that can handle the expected weight and forces.

  • 2. Speed and Acceleration:

Assess the required speed and acceleration of the linear motion. Different linear bearing types have different speed limitations, so choose one that can accommodate the desired motion profile.

  • 3. Precision and Accuracy:

If your application requires precise positioning, choose linear bearings that offer high accuracy and repeatability. Linear ball bearings are known for their precision, while linear roller bearings offer higher load capacity.

  • 4. Environment:

Consider the operating environment, including temperature, humidity, dust, and potential exposure to chemicals. Select linear bearings that are designed to withstand the specific environmental conditions.

  • 5. Rail or Shaft Compatibility:

Ensure that the chosen linear bearing is compatible with the rail or shaft you intend to use. Proper fit and alignment are crucial for smooth motion and long bearing life.

  • 6. Space Constraints:

If your application has limited space, choose compact linear bearings that can fit within the available area without compromising performance.

  • 7. Maintenance Requirements:

Consider the level of maintenance your application can accommodate. Some linear bearings are self-lubricating, reducing the need for frequent maintenance.

  • 8. Noise Level:

For noise-sensitive environments, opt for linear bearings that provide quiet operation to avoid disruptions caused by excessive noise.

  • 9. Mounting Options:

Consider how the linear bearing will be mounted and integrated into your system. Different bearings may require specific mounting configurations.

  • 10. Cost and Budget:

Balance the desired features and performance with your budget constraints. While high-performance linear bearings may offer advanced features, they can also come at a higher cost.

By carefully evaluating these factors, you can choose the most suitable type and size of linear bearing for your specific application. Consulting with bearing manufacturers and engineers can also provide valuable insights to ensure the optimal selection.

linear bearing

Enhancing 3D Printers and Additive Manufacturing with Linear Bearings

Linear bearings play a crucial role in the efficient and precise operation of 3D printers and additive manufacturing processes. Here’s how they contribute to these technologies:

  • Precise Motion Control:

Linear bearings provide smooth and accurate linear motion control, ensuring precise positioning of the print head or build platform. This precision is essential for creating intricate and detailed 3D printed objects.

  • High Repeatability:

Linear bearings offer high repeatability, enabling the printer to consistently recreate complex geometries layer by layer. This is crucial for producing parts with consistent quality and dimensions.

  • Reduced Vibration and Wobble:

The smooth motion provided by linear bearings minimizes vibrations and wobbling during printing, leading to smoother surface finishes and improved print quality.

  • High-Speed Printing:

Linear bearings can handle high speeds, allowing 3D printers to operate at faster print speeds without sacrificing accuracy. This is beneficial for reducing overall print time.

  • Compact Design:

Many linear bearings have a compact and space-efficient design, which is important for fitting within the confined spaces of 3D printers while maintaining the required range of motion.

  • Low Friction and Wear:

Linear bearings are designed to minimize friction and wear, leading to longer lifespan and reduced maintenance requirements. This is especially important in additive manufacturing where continuous operation is desired.

  • Smooth Layer-by-Layer Building:

In additive manufacturing, linear bearings enable precise movement of the build platform or print head, ensuring that each layer is accurately aligned and built upon the previous layer.

  • Complex Geometries:

Linear bearings enable 3D printers to create complex and intricate geometries that require precise control over the movement of the print head and build platform.

Overall, linear bearings contribute to the success of 3D printing and additive manufacturing by providing the necessary motion control, precision, and reliability needed to create high-quality and intricate 3D printed objects.

linear bearing

Common Applications and Industries for Linear Bearings

Linear bearings find widespread use in a variety of applications and industries due to their ability to provide controlled linear motion. Some common applications and industries where linear bearings are essential components include:

  • Industrial Automation:

Linear bearings are used in automated machinery and equipment to enable precise and repeatable movement of components. They play a critical role in assembly lines, material handling systems, and robotics.

  • CNC Machinery:

In computer numerical control (CNC) machines, linear bearings facilitate accurate movement of the cutting tool or workpiece. They contribute to the precision and quality of machining operations.

  • Medical Devices:

Linear bearings are crucial in medical equipment such as MRI machines, CT scanners, and robotic surgical systems. Their precision and smooth motion are vital for accurate medical procedures.

  • Packaging Machinery:

In packaging and labeling machines, linear bearings ensure precise movement of containers, products, and labeling mechanisms. This results in consistent and reliable packaging processes.

  • Printing Industry:

Linear bearings are used in printing presses to ensure precise movement of print heads, paper feed mechanisms, and other critical components. This helps achieve accurate printing results.

  • Textile Machinery:

In textile manufacturing, linear bearings contribute to the smooth operation of spinning machines, looms, and fabric handling systems. They help maintain proper tension and alignment of materials.

  • Aerospace and Defense:

Linear bearings are utilized in aerospace applications such as aircraft actuators, landing gear systems, and satellite mechanisms. They withstand harsh conditions and provide reliable motion control.

  • Material Handling:

In conveyor systems and material handling equipment, linear bearings facilitate the movement of goods along production lines, warehouses, and distribution centers.

  • Automotive Industry:

Linear bearings are used in automotive manufacturing for tasks like seat adjustments, sunroof operation, and door mechanisms. Their precision enhances passenger comfort.

  • Scientific Research:

In laboratory equipment and scientific instruments, linear bearings contribute to accurate positioning of samples, sensors, and analytical components.

These are just a few examples of the diverse applications and industries where linear bearings are essential. Their ability to provide controlled and reliable linear motion makes them indispensable in achieving precision, efficiency, and performance across various sectors.

China manufacturer Deep Groove Ball/Auto/Roller/Pillow Block/Needle Roller/Linear/Ceramic/One Way/Slewing/Pillow Block/Thin Section/Engine/Fyh Bearing 6912   bearing distributorsChina manufacturer Deep Groove Ball/Auto/Roller/Pillow Block/Needle Roller/Linear/Ceramic/One Way/Slewing/Pillow Block/Thin Section/Engine/Fyh Bearing 6912   bearing distributors
editor by CX 2024-04-10