7210 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing
7210 ACD/HCP4A 50*90*20 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Bearings Ceramic Balls
Super-precision, high-capacity, single row angular contact ball bearing
The 7210 ACD/HCP4A bearing,with a bore diameter of 50 mm,outside diameter of 90 mm,and width of 20 mm,features precise dimensions, high static load capacity, and is manufactured to the P4A precision grade. Equipped with hybrid ceramic balls, this bearing delivers superior performance and reliability, making it ideal for applications that require high rotational accuracy and stability.
| Part Number | 7210 ACD/HCP4A | |
| Bearing Type | Angular Contact | |
| Measurement Unit | Metric | |
| Dimensions | Inner Bore Diameter (d) | 50 mm |
| Inner Bore Diameter Tolerance | -0.006mm to 0 | |
| Outer Bore Diameter (D) | 90 mm | |
| Outer Bore Diameter Tolerance | -0.008 mm to 0 | |
| Width (B) | 20 mm | |
| Width Tolerance | -0.2mm to 0 | |
| Specifications | Contact Angle | 25° (15°,40° Available) |
| Material | Hybrid (Chrome Steel Rings, Ceramic Balls) | |
| Cage Material | Phenolic | |
| Number of Rows | 1 Single Row | |
| Seal Type | Open | |
| Temperature Range | -30°C to 150°C | |
| Lubrication | Oil or Grease | |
| Tolerance Class | P4A better than P4 (ABEC-7) | |
| Weight | 0.38 kg | |
| Matched Arrangement | No | |
| Universal Matching Bearing | No | |
| Preload | Not applicable | |
| Load and Speed | Dynamic Radial Load | 42300 N |
| Static Radial Load | 32500 N | |
| Reference Speed For Grease (r/min) | 16,000 rpm | |
| Limiting Speed For Oil(r/min) | 26,000 rpm | |
What's the Performance Features of 7210 ACD/HCP4A Bearing?
The 7210 ACD/HCP4A angular contact ball bearing is manufactured to P4A precision grade standards, excels in high-precision and high-performance applications. It handles both radial and axial loads simultaneously, supports high-speed operation with stability, minimizes torque and friction for energy efficiency, and offers enhanced rigidity for accuracy under heavy loads. Built with hybrid ceramic balls, this durable bearing ensures extended service life and effective performance across a wide temperature range, making it ideal for applications requiring superior rotational accuracy and reliability.
What's the Applications of the 7210 ACD/HCP4A Bearing?
High-precision bearings 7210 ACD/HCP4A are essential components in various industries due to their ability to provide exceptional accuracy, rigidity, and reliability. Below are detailed application areas and specific use cases where these bearings play a crucial role:
1. High-Precision CNC Machine Tools
- 5-Axis Machining Center Spindles: Enables complex multi-axis machining with high precision, suitable for aerospace and medical device manufacturing.
- Ultra-Precision Lathe Motorized Spindles: Provides micron-level accuracy for turning operations, ideal for optical lenses and medical implants.
- Nanoscale Grinding Machine Rotary Tables: Ensures ultra-precise rotary motion for surface finishing at nanometer scales.
2. Semiconductor Manufacturing Equipment
- Lithography Machine Wafer Alignment Stages: Achieves sub-micron accuracy during wafer alignment, critical for photolithography processes.
- Vacuum Coating Machine Rotating Target Drives: Supports rotating targets under vacuum conditions, ensuring uniform coating thickness.
- Wafer Prober Theta-Axis Rotation Units: Enables precise angular positioning of wafers during testing, improving yield rates.
3. Aerospace Power Systems
- Turboshaft Engine Gearbox Transmission Shafts: Withstands extreme loads and speeds, providing reliable performance in helicopter engines.
- Aircraft Actuator Systems for Flight Control Surfaces: Ensures precise control of flaps, slats, and other flight surfaces for safe operation.
- Satellite Reaction Wheel Assemblies: Provides accurate attitude control for satellites, maintaining stable orientation in orbit.
4.Industrial Robot Core Joints
- Heavy-Duty Robot Base Rotation Mechanisms: Supports robust and precise movements in large industrial robots used in automotive manufacturing.
- Collaborative Robot Flexible Wrist Joints: Facilitates delicate and flexible movements in cobots, enhancing human-robot collaboration.
- High-Speed Delta Robot Parallel Arms: Enables rapid and precise pick-and-place operations in electronics assembly lines.
5. New Energy Equipment
- Hydrogen Fuel Cell Compressor Rotors: Enhances efficiency by reducing friction and wear in fuel cell compressors.
- Offshore Wind Turbine Pitch System Slewing Drives: Handles dynamic loads in harsh marine environments, optimizing turbine performance.
- EV Reducer High-Speed Shafts: Supports efficient power transmission in electric vehicle gearboxes, contributing to improved vehicle range.
6.Medical Imaging Devices
- Proton Therapy Gantry Rotation Systems: Ensures smooth and precise rotation for targeted cancer treatment, minimizing impact on surrounding tissues.
- MRI Gradient Coil Drive Units: Provides precise and stable motion control for MRI imaging, improving diagnostic quality.
- Surgical Robotic Endoscope Rotation Heads: Supports high-precision endoscopic procedures, enhancing surgical outcomes.
| CERTIFICATE | RoHS & REACH, IATF16949:2016 |
| Feature | High Speed and Stiffness,High Running Accuracy,High Load Carrying Capacity |
| Service | OEM&ODM Customized Services |
| Samples | Please Contact Us |
| Service | Online Support,Professional Service |
| Size | Standard,For custom sizes ,please contact us |
| Factory Manufacturer | Yes |
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