S7011 CB/P4A Single Row Angular Contact Bearing 7011 2RZ

7011 CB/P4A 55*90*18 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed

Super-precision, high-speed B design, single row angular contact ball bearing

The 7011 CB/P4A bearing,bore diameter is 55 mm, outside diameter is 90 mm,width is 18 mm,featuring precise dimensions, high static load capacity, P4A precision grade, delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

What's the Performance Features of S7011 CB/P4A Bearing?

The S7011 CB/P4A bearing, engineered for high-performance applications, features P4A grade precision, an angular contact design for handling significant radial and axial loads. Optimized for high-speed operation with minimal vibration, it offers smooth, quiet performance and is constructed from premium materials to ensure durability and longevity. This bearing maintains high precision during operation, making it ideal for critical applications in machine tools, automation, aerospace, medical devices, and other industries requiring exceptional accuracy and reliability.

What's the Applications of the S7011 CB/P4A Bearing?

As a high-precision angular contact ball bearing, the S7011 CB/P4A is widely used in various industrial applications. Below is a detailed overview of its application areas:

1. Ultra-Precision Machine Tools

• High-Speed Spindles: Used in CNC machining centers and grinders for speeds above 10,000 RPM and sub-micron accuracy.
• Motorized Spindles: Reduces vibration and improves surface finish.

2. Semiconductor & Electronics Manufacturing

• Lithography Stages: Ensures nanometer-level precision for wafer exposure and inspection.
• Vacuum Applications: Stainless steel or ceramic bearings (e.g., "S" suffix) for use in vacuum chambers.

3. Aerospace & Defense

• Engine Components: High-speed bearings for fuel pumps and turbochargers in extreme temperatures (-50°C to 300°C).
• Guidance Systems: Ultra-low friction bearings for gyroscopes and navigation devices.

4. Industrial Robots & Cobots

• Dynamic Joints: Supports high-frequency motion and repeatable accuracy (±0.01mm) in robotic arms.
• Torque Control: Enables precise force feedback in collaborative robots.

5. New Energy & Electric Vehicles

• Hydrogen Compressors: Corrosion-resistant bearings (e.g., stainless steel) for hydrogen systems.
• E-Drive Motors: Designed for 800V platforms with high power density and shock load resistance.

6. Medical Imaging & Surgery

• CT/MRI Scanners: Low-noise, non-magnetic bearings for rotating gantries.
• Surgical Robots: High-precision transmission bearings for orthopedic tools.

7. High-Speed Turbomachinery

• Micro Gas Turbines: For distributed energy systems with speeds over 50,000 RPM and long-life lubrication.
• Centrifugal Compressors: Efficient support for refrigeration and gas processing.

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