China Standard 2mm G500/G1000 Chrome Bearing Steel Balls (Gcr15) for Ball Bearing/Autoparts /Medical Equipment

Product Description

Product Description

2mm G500/G1000 Chrome Bearing Steel Balls (Gcr15) for Ball Bearing/Autoparts /Medical Equipment

Hardness HRC58-65
Material AISI 52100/ 100Cr6/ GCr15/ SUJ2
Size Rages 2mm-25.4mm
Specification 25kg/20kg
Color Sliver
Layer Polishing
Ball Shape Ground
Chemical Composition C, Si, Mn, Cr, Cu
Feature (1)Mainly used in bearings (2)High hardness (3)Good corrosion resistance (4)excellent wear resistance
Applications Bearing,Ball screws, Motorcycle, Pulley, Xihu (West Lake) Dis., Tools etc.


Production procss


Company Profile

Our Advantages

Packaging & Shipping



Excellent wear resistance 2mm-25.4mm Chrome steel ball/bearing steel ball for Motorcycle, Pulley, Xihu (West Lake) Dis., Tools
1.Q:Can you provide free samples?
A:Absolutely, we provided free samples but freight cost is on customer side.

2.Q:What’s your delivery time?

A:Within 3-30 days according to your required size and quantity.

3.Q:What’s your payment way?
A:We accept the TT,Payment=1000USD, 30% T/T in advance,balance payment before shippment. 

4.Q:Why choose you ?

A:We are manufacturer with 28 years experience.

Checking in the whole manufacturing process &100%  inspection before  shipment ensure the quality of our products.

5.Q:Where do you export?
A: Our products are exported to over 40 countries and regions including USA, Korea, Japan, Malaysia, Australia, Canada and South Africa, and so on.

6.Q: Can you accept OEM/ODM?
A:Yes, we can. Customizing according to your requirements or drawing.

7.Q: Your company is a factory or trading company?
A: We are trading company and we have our own factory. /* 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

Customized: Customized
Certification: ISO
Standard Parts: Yes
Universal: Yes
Type: Bearing Ball
Material: Chrome Steel
US$ 0/Piece
1 Piece(Min.Order)




screw ball

How do screw balls contribute to the efficiency of mechanical systems?

Screw balls, also known as ball screws, play a crucial role in enhancing the efficiency of mechanical systems. They offer several advantages that contribute to improved performance, reduced energy consumption, and increased overall system efficiency. Here are some key ways in which screw balls contribute to the efficiency of mechanical systems:

  • High Efficiency of Power Transmission: Screw balls are highly efficient in converting rotary motion into linear motion. The rolling contact between the ball bearings and the screw threads minimizes friction compared to other types of linear motion systems, such as sliding or belt-driven mechanisms. This high efficiency allows mechanical systems to transmit power more effectively, resulting in reduced energy losses and improved overall efficiency.
  • Improved Positioning Accuracy and Repeatability: Screw balls provide excellent positioning accuracy and repeatability, making them ideal for applications that require precise linear motion control. The ball bearings’ rolling contact with the screw threads ensures minimal backlash and hysteresis, resulting in accurate and repeatable positioning. This precision eliminates the need for additional corrective actions, reducing inefficiencies and improving the overall accuracy and efficiency of the mechanical system.
  • Reduced Friction and Wear: Screw balls are designed to minimize friction and wear between the ball bearings and the screw threads. The rolling contact reduces sliding friction, resulting in less energy loss due to frictional heating. Additionally, advancements in materials and coatings have further reduced friction and wear, extending the screw ball’s lifespan and reducing the need for frequent maintenance and replacement. The reduced friction and wear contribute to improved efficiency and lower operating costs.
  • Increased Load-Carrying Capacity: Screw balls are capable of handling high loads due to their ball bearing design. The load is distributed over a large number of ball bearings, allowing for efficient load transmission and reduced stress on individual components. The ability to handle high loads without sacrificing efficiency makes screw balls suitable for applications that require heavy-duty or high-performance linear motion systems.
  • Energy-Saving Features: Manufacturers have introduced energy-saving features in screw ball designs to further enhance efficiency. For example, some screw balls incorporate low-friction ball nuts or optimized ball-to-raceway contact, reducing power requirements. Additionally, advancements in lubrication systems and materials minimize energy losses due to friction, resulting in improved energy efficiency and reduced operating costs.
  • Integration with Automation and Control Systems: Screw balls can be easily integrated with automation and control systems, allowing for precise and efficient motion control. By integrating screw balls with servo motors, drives, and feedback systems, mechanical systems can achieve accurate and synchronized movement, minimizing errors and inefficiencies. This integration enables advanced automation and control strategies, optimizing system performance and energy usage.

By leveraging the advantages of screw balls, mechanical systems can achieve higher efficiency, improved accuracy, and enhanced performance. The reduced friction, high load-carrying capacity, and energy-saving features of screw balls contribute to lower energy consumption, reduced maintenance requirements, and increased productivity. These benefits make screw balls a popular choice in various industries where efficiency and precision are essential, such as robotics, CNC machines, aerospace, and automotive manufacturing.

screw ball

Are there specific environmental conditions where screw balls perform best?

Screw balls, also known as ball screws, are versatile linear motion systems that can perform well in a wide range of environmental conditions. However, there are specific conditions where screw balls are particularly well-suited and can deliver optimal performance. Here are some environmental conditions where screw balls perform best:

  • Clean and Dry Environments: Screw balls are highly effective in clean and dry environments. They are designed to operate with minimal friction, and the rolling contact between the ball bearings and the raceway helps reduce wear and extend the service life of the system. In clean and dry environments, there is less likelihood of contaminants or moisture affecting the performance of the screw ball assembly.
  • Controlled Temperature: Screw balls are typically designed to operate within a specific temperature range. Extreme temperature variations can affect the performance and dimensional stability of the components. Therefore, screw balls generally perform best in environments with controlled temperature conditions, where the temperature remains within the specified operating range.
  • Low to Moderate Vibration: Screw balls can tolerate low to moderate levels of vibration. However, excessive vibration can impact the accuracy and smoothness of the linear motion. Therefore, environments with low to moderate vibration levels are more suitable for screw ball applications. In cases where high vibration is present, additional measures such as vibration isolation or dampening techniques may be required.
  • Low to Moderate Dust or Particle Exposure: Screw balls can operate effectively in environments with low to moderate levels of dust or particle exposure. However, excessive dust or particle contamination can hinder the smooth rolling motion and cause wear or damage to the ball bearings and raceway. In such cases, protective measures such as seals or covers can be employed to shield the screw ball assembly from contaminants.
  • Moderate Humidity: Screw balls can tolerate moderate humidity levels. However, high humidity environments can lead to corrosion or moisture ingress, affecting the performance and longevity of the system. In humid conditions, appropriate sealing and corrosion-resistant materials should be considered to maintain optimal performance.
  • Absence of Chemical Exposure: Screw balls are not suitable for environments where they come into direct contact with corrosive chemicals or aggressive substances. Chemical exposure can damage the ball bearings, raceway, and lubrication, leading to premature failure. It is important to ensure that screw balls are protected from chemical exposure or choose alternative materials that can withstand such environments.

While screw balls can perform well in various environmental conditions, it is crucial to consider the specific requirements and limitations of the application. Understanding the environmental factors and potential challenges can help in selecting appropriate screw ball configurations, materials, and protective measures to ensure optimal performance and longevity.

screw ball

How do you install a screw ball in machinery?

Installing a screw ball or a ball screw in machinery involves several steps to ensure proper alignment, secure fastening, and smooth operation. Here’s a general guide on how to install a screw ball:

  1. Prepare the Workspace: Start by ensuring a clean and organized workspace. Remove any debris or obstructions that could interfere with the installation process.
  2. Identify the Components: Familiarize yourself with the different components of the screw ball system, including the screw shaft, ball nut, support bearings, and any associated mounting brackets or housings.
  3. Inspect the Components: Before installation, carefully inspect all components for any signs of damage or defects. Ensure that the screw ball and associated parts are clean, properly lubricated, and free from any debris or contaminants.
  4. Align the Screw Ball: Align the screw ball system with the corresponding mounting surfaces or brackets in the machinery. Ensure that the screw shaft is properly aligned with the desired path of motion.
  5. Secure the Screw Ball: Use appropriate tools and fasteners to secure the screw ball in place. Follow the manufacturer’s guidelines or specifications for torque values and tightening procedures. Be cautious not to overtighten, as it can lead to binding or excessive friction.
  6. Check for Smooth Operation: After securing the screw ball, manually rotate the screw shaft or activate the machinery to verify smooth operation. Ensure that there is no binding, excessive noise, or abnormal resistance during motion.
  7. Adjust and Fine-Tune: If necessary, make any adjustments or fine-tuning to optimize the alignment and performance of the screw ball system. This may involve adjusting bearing preload, backlash, or other parameters depending on the specific requirements of the machinery.
  8. Perform Final Checks: Once the installation and adjustments are complete, perform a final inspection to verify that all components are securely fastened, aligned correctly, and functioning as intended. Double-check for any signs of misalignment, excessive play, or abnormalities.
  9. Document and Maintain: It is important to document the installation process, including any measurements, adjustments, or specific procedures followed. Regular maintenance, including lubrication and periodic inspections, should be performed as recommended by the manufacturer to ensure the longevity and optimal performance of the screw ball system.

Please note that the specific installation process may vary depending on the type of machinery, the design of the screw ball system, and the manufacturer’s recommendations. It is essential to consult the manufacturer’s documentation, installation guides, or seek professional assistance when installing a screw ball in machinery to ensure proper installation and optimal performance.

China Standard 2mm G500/G1000 Chrome Bearing Steel Balls (Gcr15) for Ball Bearing/Autoparts /Medical Equipment  China Standard 2mm G500/G1000 Chrome Bearing Steel Balls (Gcr15) for Ball Bearing/Autoparts /Medical Equipment
editor by CX 2024-03-02

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