China factory CZPT CZPT CZPT CZPT CZPT CZPT Bearings Roller Bearing Ball Bearing 6205 RS Zz double row ball bearing

Product Description

SKF CZPT CZPT CZPT Fyh Bearings Roller bearing Ball Bearing 6205 RS ZZ

NO 1. our adwantages:

1. 14 years bearing products manufacturing and 4 years exporting experiences.
2. OEM order and non-standard bearing order can be accepted.
3. Our main bearing products include Deep groove ball bearings, tapered roller bearings, cylindrical roller bearings, angular contact bearings, needle roller bearings, thrust ball bearings, spherical bearings, automotive bearings pump bearings, and many nonstandard bearings are also in our product range.
4. Sample available

NO 2. Description: Ball bearing

Race: we use the most advanced technology-cold extrusion process. Besides, the race will make 2 or 3 times temper to guarantee its high precision.

Rolling element: we use the rolling technology to process the roller and the steel ball of high precision bearing, the most advantage of our technology is to promote productive and productive efficiency. At the same time, our technology can prolong the bearing working life. The hardness and the diamention stability will also promote.

Steel cage: in order to avoid avoid cracks and guarantee the hardness, we use pattern “high temperature+long time”, our cage of high precision bearing have reached advanced level in china at surface abrasion resistance and fatigue strength.

NO 3. Types of Ball bearing

– Single row deep groove ball bearings
– Single row deep groove ball bearings with filling slots
– Stainless steel deep groove ball bearings
– Double row deep groove ball bearings
– Hybrid deep groove ball bearings
– Deep groove ball bearings for high temperature applications

NO 4. OEM all brand bearing

NO 5. Ball Bearing Specification:

Seals Types ZZ,Z,2RS,rs,RZ,2RZ,OPEN
Vibration Level Z1V1,Z2V2,Z3V3
Clearance C2,C0,C3,C4,C5
Tolerance Codes ABEC-1,ABEC-3,ABEC-5
Materral GCr15-China/AISI52100-USA/Din100Cr6-Germany
MOQ 1Set at least
Delivery Time 5-10 days after contract
Payment Terms TT/PAPAL/WESTERN UNION
Package Tube package+outer carton+pallets;Single box+outer carton+pallets;
Tube pavkge+middle box+outer carton+pallets;According to your requirement

NO 6. Deep Groove Ball Bearing Models and Parameters:

6000 series deep groove ball bearings                                                            

N0. Bore O.D Width Chamfer Load Rating Maximuum Seed Weight
mm mm mm mm Dynamic
Cr
Static
Cor
Grease
r/min
Oil
r/min
Kg/pcs
604 4 12 4 0.2 0.97 0.36 36000 44000 0.0571
605 5 14 5 0.2 1.33 0.505 32000 40000 0.0035
606 6 17 6 0.3 2.19 0.865 30000 38000 0.006
607 7 19 6 0.3 2.24 0.91 28000 36000 0.008
608 8 22 7 0.3 3.35 1.4 26000 34000 0.012
609 9 24 7 0.3 3.4 1.45 24000 32000 0.014
6000 10 26 8 0.3 4.55 1.96 22000 30000 0.019
6001 12 28 8 0.3 5.1 2.39 19000 26000 0.571
6002 15 32 9 0.3 5.6 2.83 18000 24000 0.03
6003 17 35 10 0.3 6.8 3.35 17000 22000 0.039
6004 20 42 12 0.6 9.4 5.05 15000 19000 0.069
6005 25 47 12 0.6 10.1 5.85 14000 18000 0.08
6006 30 55 13 0.6 13.2 8.3 12000 15000 0.116
6007 35 62 14 1.0 16 10.3 10000 14000 0.115
6008 40 68 15 1.0 16.8 11.5 8000 11000 0.19

6200 Series Miniature Deep Groove Ball Bearing             

N0. Bore O.D Width Chamfer Load Rating Maximuum Seed Weight
mm mm mm mm Dynamic
Cr
Static
Cor
Grease
r/min
Oil
r/min
Kg/pcs
624 4 13 5 0.2 1.15 0.4 36000 45000 0.0032
625 5 16 5 0.3 1.76 0.680 32000 40000 0.0050
626 6 19 6 0.3 2.34 0.885 28000 36000 0.0080
627 7 22 7 0.3 3.35 1.400 26000 34000 0.0130
628 8 24 8 0.3 4.00 1.590 24000 32000 0.0170
629 9 26 8 0.3 4.55 1.960 22000 30000 0.0190
6200 10 30 9 0.6 5.10 2.390 19000 26000 0.0300
6201 12 32 10 0.6 6.10 2.750 18000 24000 0.0360
6202 15 35 11 0.6 7.75 3.600 17000 22000 0.0460
6203 17 40 12 0.6 9.60 4.600 16000 20000 0.0650
6204 20 47 14 1.0 12.80 6.650 14000 18000 0.1070
6205 25 52 15 1.0 14.00 7.850 12000 16000 0.1250
6206 30 62 16 1.0 19.50 11.300 10000 13000 0.2571

6300 Series Miniature Deep Groove Ball Bearing                     

N0. Bore O.D Width Chamfer Load Rating Maximuum Seed Weight
mm mm mm mm Dynamic
Cr
Static
Cor
Grease
r/min
Oil
r/min
Kg/pcs
6300 10 35 11 0.6 8.2 3.5 18000 24000 0.053
6301 12 37 12 1.0 9.7 4.2 17000 22000 0.06
6302 15 42 13 1.0 11.4 5.45 16000 20000 0.082
6303 17 47 14 1.0 13.5 6.55 15000 19000 0.115
6304 20 52 15 1.1 15.9 7.9 14000 17000 0.144

6800 Series Miniature Deep Groove Ball Bearing                     

N0.
 
Bore O.D Width Chamfer Load Rating Maximuum Seed Weight
mm mm mm mm Dynamic
Cr
Static
Cor
Grease
r/min
Oil
r/min
Kg/pcs
685 5 11 3 0.15 0.715 0.282 35000 45000 0.0011
686 6 13 3.5 0.15 1.08 0.44 33000 42000 0.0019
687 7 14 3.5 0.15 1.17 0.505 31000 40000 0.0571
688 8 16 4 0.2 1.61 0.715 29000 38000 0.0031
689 9 17 4 0.2 1.72 0.82 28000 36000 0.0032
6800 10 19 5 0.3 1.83 0.925 26000 34000 0.005
6801 12 21 5 0.3 1.92 1.04 22000 30000 0.006
6802 15 24 5 0.3 2.08 1.26 20000 28000 0.007
6803 17 26 5 0.3 2.23 1.46 19000 26000 0.008
6804 20 32 7 0.3 4 2.47 17000 22000 0.019
6805 25 37 7 0.3 4.3 2.95 15000 19000 0.571
6806 30 42 7 0.3 4.7 3.65 13000 17000 0.026
6807 35 47 7 0.3 4.9 4.05 11000 15000 0.571

6900 Series Deep Groove Ball Bearing                              

N0.
 
Bore O.D Width Chamfer Load Rating Maximuum Seed Weight
mm mm mm mm Dynamic
Cr
Static
Cor
Grease
r/min
Oil
r/min
Kg/pcs
693 3 8 3 0.15 0.56 0.18 44000 52000 0.0006
694 4 11 4 0.15 0.715 0.276 38000 47000 0.0018
695 5 13 4 0.2 1.08 0.43 34000 43000 0.0571
696 6 15 5 0.2 1.35 0.53 32000 40000 0.0038
697 7 17 5 0.3 1.61 0.715 30000 38000 0.0052
698 8 19 6 0.3 1.99 0.865 28000 36000 0.0073
690 9 20 6 0.3 2.48 1.09 27000 34000 0.0082
6900 10 22 6 0.3 2.7 1.27 25000 32000 0.009
6901 12 24 6 0.3 2.89 1.46 20000 28000 0.011
6902 15 28 7 0.3 3.65 2 19000 26000 0.016
6903 17 30 7 0.3 4.65 2.58 18000 24000 0.018
6904 20 37 9 0.3 6.4 3.7 17000 22000 0.036
6905 25 42 9 0.3 7.05 4.55 14000 18000 0.042
6906 30 47 9 0.3 7.25 5 12000 16000 0.048
6907 35 55 10 0.3 9.55 6.85 10000 14000 0.074
 

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Why Choose Us:

SFNB bearing company has 14 years manufacture experience and is 1 of the biggest adjustment center in north of China.
We have large stock of original brand and our own brand bearing.
Sample is available.
We can accept OEM service.
SFNB Bearing Co., Ltd. Was founded in March 2008. We were principally engaged in the research, development and manufacture of bearings in the early stage. Now we are mainly engaged in the sales of internationally-famous brand bearings. Our products are sold in Britain, America, Japan, Italy and Southeast Asia, well appreciated by their purchasers.
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Contact Angle: 0
Aligning: Non-Aligning Bearing
Separated: Unseparated
Customization:
Available

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

roller bearing

What are the eco-friendly or sustainable aspects of roller bearing materials?

Roller bearing materials can have several eco-friendly or sustainable aspects. As industries focus on reducing their environmental impact and promoting sustainability, manufacturers have been developing bearing materials and manufacturing processes that align with these goals. Here are some eco-friendly or sustainable aspects of roller bearing materials:

  • Recyclability:

Many roller bearing materials are recyclable, which means they can be reused or repurposed at the end of their lifecycle. Materials such as steel, which is commonly used in roller bearings, have high recyclability rates. At the end of a bearing’s life, it can be disassembled, and the materials can be recycled to produce new bearings or other products. This reduces the amount of waste generated and conserves natural resources.

  • Reduced Material Consumption:

Advancements in roller bearing design and manufacturing techniques have led to the development of materials that allow for reduced material consumption. For example, lightweight materials are being used to replace heavier materials without compromising performance. This not only reduces the overall weight of the bearing but also contributes to energy savings during transportation and reduces the environmental impact associated with material extraction and processing.

  • Energy Efficiency:

Eco-friendly roller bearing materials contribute to improved energy efficiency in industrial applications. Bearings with lower friction coefficients and optimized designs reduce energy losses due to friction, resulting in energy savings. This is particularly important in applications where bearings are subjected to high speeds or heavy loads. By reducing energy consumption, these materials help to minimize greenhouse gas emissions and promote sustainable practices.

  • Longer Service Life:

Durable and reliable roller bearing materials can contribute to longer service lives of bearings. When bearings last longer, the frequency of replacements and waste generation is reduced. This decreases the demand for new bearings and the associated consumption of materials and energy required for manufacturing. Extending the service life of bearings also leads to cost savings and improved resource efficiency.

  • Environmental Certifications:

Some roller bearing materials may have environmental certifications or comply with specific standards that ensure their eco-friendliness. For example, certain materials or manufacturing processes might meet criteria set by organizations such as the Restriction of Hazardous Substances (RoHS) Directive or the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulation. Compliance with these standards ensures that the materials used in roller bearings are free from hazardous substances and minimize potential harm to human health and the environment.

  • Sustainable Manufacturing Practices:

Aside from the materials themselves, roller bearing manufacturers are adopting sustainable manufacturing practices. This includes optimizing production processes to reduce waste generation, implementing energy-efficient manufacturing technologies, and utilizing renewable energy sources. By focusing on sustainability in the manufacturing phase, companies contribute to overall eco-friendliness while producing roller bearings.

Overall, roller bearing materials can exhibit eco-friendly or sustainable aspects through recyclability, reduced material consumption, energy efficiency, longer service life, compliance with environmental certifications, and sustainable manufacturing practices. As industries continue to prioritize sustainability, these aspects play a crucial role in minimizing environmental impact and promoting a more sustainable future.

roller bearing

How do roller bearings perform in high-speed or high-load applications?

Roller bearings are designed to perform effectively in both high-speed and high-load applications, offering reliable operation and exceptional performance under demanding conditions. The specific design features and characteristics of roller bearings enable them to handle these challenging operating conditions. Here’s a detailed explanation of how roller bearings perform in high-speed or high-load applications:

  • High-Speed Applications:

In high-speed applications, roller bearings are capable of accommodating rapid rotation while maintaining their performance and integrity. Several factors contribute to the ability of roller bearings to handle high speeds:

  • Cage Design: Roller bearings often incorporate a cage or separator that keeps the rolling elements evenly spaced and separated. This design minimizes friction and prevents contact between the rolling elements, even at high speeds.
  • Material Selection: Roller bearings are manufactured using high-quality materials, such as steel or ceramic, that provide excellent strength, hardness, and durability. These materials allow the bearings to withstand the centrifugal forces and dynamic loads associated with high speeds.
  • Lubrication: Proper lubrication is essential for high-speed applications. Lubricants with low viscosity and high thermal stability are used to minimize friction and dissipate heat effectively. The lubricant also helps to reduce the risk of bearing failure due to overheating caused by friction at high speeds.
  • Critical Speed Considerations: Roller bearings are designed to operate below their critical speed, which is the rotational speed at which the bearing experiences excessive vibration and potential failure. By selecting the appropriate bearing size and design, the critical speed can be avoided or minimized, ensuring stable and reliable operation at high speeds.
  • High-Load Applications:

Roller bearings excel in high-load applications, where they are subjected to significant radial or axial loads. The following factors contribute to the performance of roller bearings under high-load conditions:

  • Load-Carrying Capacity: Roller bearings have a higher load-carrying capacity compared to other types of bearings. The design features, such as larger contact areas and multiple rolling elements, distribute the load over a larger surface area, reducing stress concentrations and enhancing load-carrying capability.
  • Rigidity: Roller bearings exhibit high rigidity, which enables them to maintain their shape and resist deformation under heavy loads. This rigidity ensures that the bearing can support the applied loads without excessive deflection or loss of performance.
  • Rolling Element Design: The shape and arrangement of the rolling elements in roller bearings contribute to their ability to handle high loads. The larger contact area and optimized geometry of the rolling elements distribute the load more effectively, reducing stress and preventing premature bearing failure.
  • Lubrication and Surface Treatments: Proper lubrication and the use of specialized surface treatments, such as coatings or heat treatments, enhance the durability and load-carrying capacity of roller bearings. These treatments reduce friction, minimize wear, and improve the resistance to fatigue and surface damage caused by high loads.

Overall, roller bearings demonstrate excellent performance in high-speed or high-load applications. Their ability to handle rapid rotation and accommodate heavy loads is attributed to their cage design, material selection, lubrication, critical speed considerations, load-carrying capacity, rigidity, rolling element design, and surface treatments. By selecting the appropriate type and design of roller bearings and ensuring proper maintenance and lubrication, these bearings can reliably and efficiently operate in a wide range of high-speed or high-load applications across various industries.

roller bearing

How do roller bearings contribute to reduced friction and smooth rotation in machinery?

Roller bearings play a crucial role in reducing friction and ensuring smooth rotation in machinery. Their design and operating principles contribute to minimizing contact resistance and facilitating efficient motion. Here’s a detailed explanation of how roller bearings achieve reduced friction and smooth rotation:

  • Rolling Motion:

Roller bearings operate on the principle of rolling motion, where the rolling elements (rollers) roll between the inner and outer raceways. This rolling action produces significantly lower friction compared to sliding contact between surfaces. The rolling motion reduces the contact area between the rolling elements and the raceways, resulting in reduced frictional resistance. As a result, roller bearings experience less energy loss and generate less heat during operation, contributing to improved efficiency and reduced wear.

  • Lubrication:

Proper lubrication is essential for reducing friction and ensuring smooth rotation in roller bearings. Lubricants such as oil or grease are used to create a thin film between the rolling elements and raceways. This lubricating film separates the surfaces, minimizing direct metal-to-metal contact and reducing friction. Lubrication also helps to dissipate heat generated during operation and prevent wear and corrosion. Adequate lubrication ensures that roller bearings operate smoothly and with minimal resistance, promoting long service life and reliable performance.

  • Low Friction Materials:

The materials used in roller bearings are carefully selected to minimize friction and enhance performance. The rolling elements and raceways are typically made from high-quality bearing steels that have excellent hardness, strength, and wear resistance. These materials reduce friction and prevent premature wear, ensuring smooth rotation over an extended period. Additionally, the use of low-friction cage materials, such as brass or synthetic polymers, further reduces friction by minimizing frictional contact between the rolling elements and the cage.

  • Precision Manufacturing:

Roller bearings are manufactured with high precision to maintain consistent clearances and minimize internal friction. The dimensions and tolerances of the rolling elements, raceways, and other bearing components are tightly controlled during the manufacturing process. This precision ensures proper alignment and smooth operation of the bearing. By minimizing internal friction and maintaining precise clearances, roller bearings contribute to reduced energy loss and smooth rotation in machinery.

  • Sealing and Contamination Prevention:

Sealing mechanisms are often incorporated into roller bearings to protect them from external contaminants, such as dust, dirt, and moisture. Seals or shields prevent the ingress of contaminants into the bearing, which could increase friction and lead to premature wear. By maintaining a clean and lubricated environment, the seals contribute to reduced friction and ensure smooth rotation. Proper sealing also extends the service life of the bearing and reduces the need for frequent maintenance.

In summary, roller bearings achieve reduced friction and smooth rotation in machinery through their rolling motion, effective lubrication, the use of low-friction materials, precision manufacturing, and sealing mechanisms. By minimizing direct contact, employing efficient lubrication, and maintaining precise clearances, roller bearings optimize the efficiency, reliability, and performance of machinery, leading to smoother operation, reduced energy consumption, and extended service life.

China factory CZPT CZPT CZPT CZPT CZPT CZPT Bearings Roller Bearing Ball Bearing 6205 RS Zz   double row ball bearingChina factory CZPT CZPT CZPT CZPT CZPT CZPT Bearings Roller Bearing Ball Bearing 6205 RS Zz   double row ball bearing
editor by CX 2024-03-28

Roller Bearing

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