71811 CD/HCP4 Super Precision Single Row Angular Contact Ball Bearing 7811

71811 CD/HCP4 55*72*9  Super Precision High Capacity Single Row Angular Contact Ball Bearing Ceramic Balls High Speed

Super-precision, high-capacity, single row angular contact ball bearing

The 71811 CD/HCP4 bearing,bore diameter is 55 mm, outside diameter is 72 mm,width is 9 mm,featuring precise dimensions, high static load capacity, P4 precision grade, and hybrid ceramic balls, delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

What's the Performance Features of 71811 CD/HCP4 Bearing?

The 71811 CD/HCP4 angular contact ball bearing is engineered for high-precision and high-performance applications, featuring very tight tolerances suitable for precise machinery, the ability to handle both radial and axial loads simultaneously, high-speed operation with stability, low torque and friction for energy efficiency, enhanced rigidity for accuracy under heavy loads, durability with extended service life, effective performance across a wide temperature range.

What's the Applications of the 71811 CD/HCP4 Bearing?

The 71811 CD/HCP4 bearing, as a high-precision angular contact ball bearing, is engineered for applications demanding exceptional speed, accuracy, and rigidity. Below is an optimized and detailed breakdown of its key application areas:

1. Machine Tool Industry

• Spindles: Its P4-grade ultra-precision and superior rigidity make it ideal for CNC machines, lathes, milling machines, and grinders, ensuring machining accuracy even under high-speed rotation.
• Electric Spindles: Reduces friction and thermal expansion in high-speed electric spindles, enhancing processing efficiency and extending service life.

2. Aerospace

• Aeroengine Components: Used in turbines, gearboxes, and other critical systems to withstand combined axial and radial loads under extreme speeds and temperatures.
• Navigation Systems: Ensures stability and precision in gyroscopes and inertial navigation equipment, critical for aircraft and spacecraft operations.

3. Precision Instruments & Robotics

• Industrial Robots: Enhances motion accuracy, responsiveness, and reliability in robotic joints, rotary units, and end-effectors.
• Optical Devices: Supports low-vibration, high-stability operation in high-resolution cameras, laser engravers, and precision measurement instruments.

4. Medical Equipment

• Dental Drills & Surgical Tools: Maintains low noise, sterility, and smooth operation during high-speed procedures, ensuring patient comfort and safety.
• Imaging Systems: Critical for MRI/CT scanner rotors, minimizing image artifacts and ensuring diagnostic accuracy.

5. High-Speed Power Systems

• Turbochargers: Handles extreme rotational speeds and temperatures in automotive and industrial engines, improving efficiency and performance.
• Centrifuges & Compressors: Enables high-speed separation or compression processes in chemical, pharmaceutical, and energy industries, ensuring consistent output.

6. Semiconductor Manufacturing

• Lithography & Wafer Processing: Provides nanometer-level precision in cleanroom environments, essential for photolithography, wafer alignment, and etching processes.

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