7016 ACDTP/HCP4B
Hybrid Ceramic Super Precision Bearings
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Main Dimensions
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7016 ACDTP/HCP4B Bearing Product Overview & Core Advantages
The 7016 ACDTP/HCP4B is a high-precision angular contact ball bearing engineered for demanding applications requiring exceptional accuracy and performance. This single-row bearing is distinguished by its ceramic ball material and P4 (ABEC-7) tolerance class, ensuring superior running accuracy and minimal vibration. Its key advantage lies in its ability to accommodate high combined loads, particularly thrust loads in one direction, making it an ideal choice for high-speed spindles and other precision machinery where rigidity and rotational accuracy are paramount.
7016 ACDTP/HCP4B Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7016 | Standard bearing series designation; 80 mm bore, 125 mm OD, 22 mm width. |
| AC | Angular Contact design with a 25° contact angle. |
| DTP | Indicates a specific internal design and preload level for optimal rigidity. |
| HC | Signifies the use of Hybrid Ceramic balls (silicon nitride). |
| P4 | Denotes a high-precision tolerance class (equivalent to ABEC-7). |
7016 ACDTP/HCP4B Bearing Structural Features & Performance Benefits
- Hybrid Ceramic Construction: The combination of chrome steel rings and ceramic balls significantly reduces centrifugal forces, lowers operating temperature, and enables higher limiting speeds. It also offers superior resistance to electrical erosion.
- Phenolic Resin Cage: The lightweight and robust phenolic cage provides excellent dimensional stability and guidance at high speeds, contributing to the bearing's smooth operation and long service life.
- Optimized Preload: The bearing is supplied with a specific preload (DTP), ensuring high system stiffness, precise shaft positioning, and reduced non-repetitive runout.
- High-Speed Capability: The 25° contact angle, hybrid design, and phenolic cage work in synergy to support a high limiting speed of 12,000 rpm, making it suitable for demanding high-speed applications.
- Precision & Load Capacity: Manufactured to P4 tolerance, this bearing offers exceptional running accuracy. Its dynamic and static load ratings ensure reliable performance under significant combined radial and axial loads.
7016 ACDTP/HCP4B Bearing Typical Application Areas
The 7016 ACDTP/HCP4B is ideally suited for high-performance machinery where precision, speed, and rigidity are non-negotiable. Key application areas include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Grinding Spindles: Applications requiring ultra-fine surface finishes.
- High-Frequency Motors and Spindles: Where electrical insulation and high RPM are critical.
- Robotics: High-accuracy joints and arm assemblies.
- Aerospace & Defense Systems: Gyroscopes, radar systems, and other precision instruments.
