7009 ACD/HCP4A 45*75*16 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Ceramic Balls High Speed

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

The 7009 ACD/HCP4A bearing,bore diameter is 45 mm, outside diameter is 75 mm,width is 16 mm,featuring precise dimensions, high static load capacity, P4A 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 7009 ACD/HCP4A Bearing?

The 7009 ACD/HCP4A 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 7009 ACD/HCP4A Bearing?

The 7009 ACD/HCP4A bearing, as a precision angular contact ball bearing , is widely used across various industrial fields due to its high precision, high-speed capability, and hybrid ceramic ball design. Below is its main application areas:

1. Precision Machine Tools and Processing Equipment

• Suitable for high-precision rotating components such as machine tool spindles, gear milling machines, and CNC machining centers, capable of withstanding combined radial and axial loads during high-speed cutting .

• For example, in precision grinding spindle applications, the P4-grade tolerance and 25° contact angle of this bearing ensure machining accuracy.

2. Material Testing and Inspection Equipment

• Used in material testing machines, fatigue testing machines, and other scenarios requiring high stability and low friction. Its hybrid ceramic ball structure reduces heat generation and improves the reliability of test data.

3. Industrial Transmission and Power Systems

• Commonly found in the drive shafts of equipment such as tractors, ventilators, and adhesive binding machines. Its sealed design (e.g., HC suffix) can withstand dusty environments, extending maintenance intervals.

4. Automation and Robotics

• Applied in industrial robot joints and positioning mechanisms in automated production lines. Thanks to its high rigidity and preload adjustment capabilities, it enables precise motion control .

5. Special Industrial Environment Equipment

• Includes equipment such as dustproof fabric production machines, ultrasonic welders, and chemical pumps. The bearing's sealing properties and corrosion resistance make it suitable for humid or chemically corrosive environments .

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