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Super Precision Angular Contact Ball Bearings 7212 ACDGB/HCP4A

Super Precision Angular Contact Ball Bearings 7212 ACDGB/HCP4A

The 7212 ACDGB/HCP4A is a super precision angular contact ball bearing with a 60mm bore and 110mm outer diameter, crafted from chrome steel for durability. It features a 25° contact angle and ceramic balls for smooth operation at high speeds.

With a dynamic radial load capacity of 12442 lbf, it handles demanding applications effortlessly. Its phenolic cage ensures stability, while the P4A tolerance class guarantees precision performance.

The open design allows easy lubrication, and it can operate in temperatures from -30°C to 110°C. Weighing 0.69kg, it’s lightweight yet robust for its size.

Ideal for high-speed machinery like spindles or CNC equipment, this bearing is interchangeable with SKF models. Its universal matching capability makes it versatile for various configurations.

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Product Parameters

  • Part Number 7212 ACDGB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 22 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 16
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 12442 lbf
  • Static Radial Load 10125 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 0.69 kg
Super Precision Angular Contact Ball Bearings 7212 ACDGB/HCP4A dimension drawing
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Features

Performance Features of 7212 ACDGB/HCP4A Bearing

7212 ACDGB/HCP4A Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
The chrome steel rings and ceramic balls reduce friction, ensuring smooth operation at high speeds.
With a dynamic radial load capacity of 12442 lbf, it delivers reliable performance in precision applications.
Its phenolic cage maintains ball alignment, enhancing durability and reducing wear.

How Does 7212 ACDGB/HCP4A Bearing Achieve High-Speed Performance?

7212 ACDGB/HCP4A Bearing’s ceramic balls and precision P4A tolerance enable speeds up to 36,000 rpm.
The open design allows for efficient lubrication, reducing heat buildup during operation.
Its lightweight phenolic cage minimises centrifugal forces, ensuring stability at high speeds.
The bearing operates smoothly within a temperature range of -30°C to 110°C.

Engineered for Precision: 7212 ACDGB/HCP4A Bearing

7212 ACDGB/HCP4A Bearing’s P4A tolerance class ensures exceptional accuracy for demanding applications.
The ceramic balls and chrome steel rings provide low friction and high wear resistance.
Its 16-ball design distributes loads evenly, enhancing performance and longevity.
The bearing is suitable for universal matching in back-to-back, face-to-face, or tandem arrangements.

Steel vs Ceramic Bearings: Strengths of 7212 ACDGB/HCP4A Bearing

7212 ACDGB/HCP4A Bearing combines chrome steel rings with ceramic balls for optimal performance.
This hybrid design reduces weight and friction while maintaining high load capacity.
The ceramic balls resist wear and operate efficiently at high speeds up to 36,000 rpm.
Its phenolic cage ensures quiet operation and long service life in precision machinery.

Application

Industrial Uses of 7212 ACDGB/HCP4A Bearing
7212 ACDGB/HCP4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate performance. The ceramic balls reduce friction, making it ideal for applications requiring smooth operation.

In the automotive sector, 7212 ACDGB/HCP4A Bearing supports components like turbochargers and transmission systems. Its light preload and high-speed capability make it a reliable choice for demanding environments.

For medical imaging devices, 7212 ACDGB/HCP4A Bearing’s phenolic cage and chrome steel rings provide durability and stability. The P4A tolerance class ensures consistent performance in critical applications.

Automation systems benefit from 7212 ACDGB/HCP4A Bearing’s ability to handle combined loads. Its universal matching feature allows for flexible arrangements in robotic arms and CNC machinery.

In consumer electronics, 7212 ACDGB/HCP4A Bearing is used in high-performance fans and printers. The lubricated design ensures quiet operation and long service life.

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