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Super Precision Angular Contact Ball Bearings 7018 CDGA/HCP4A
Super Precision Angular Contact Ball Bearings 7018 CDGA/HCP4A

Super Precision Angular Contact Ball Bearings 7018 CDGA/HCP4A

The 7018 CDGA/HCP4A is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from durable chrome steel. Its compact 24mm width makes it suitable for tight spaces while handling high speeds up to 15,000 RPM.

With a 15° contact angle and ceramic balls, it offers smooth operation under radial loads up to 17,842 lbf. The phenolic cage ensures stability, and the open design allows for easy lubrication.

This bearing is ideal for precision applications like machine tool spindles or high-speed robotics. Its P4A tolerance class guarantees exceptional accuracy, and it can be paired in back-to-back, face-to-face, or tandem configurations.

Weighing 1.01kg, it operates efficiently in temperatures from -30°C to 110°C. Interchangeable with SKF bearings, it’s a reliable choice for demanding industrial environments.

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Product Parameters

  • Part Number 7018 CDGA/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 20
  • Contact Angle 15°
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 17842 lbf
  • Static Radial Load 17212 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 1.01 kg
  • Price($) 333.873

Features

Performance Features of 7018 CDGA/HCP4A Bearing

7018 CDGA/HCP4A Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction for smoother operation.

The phenolic cage ensures stability at high speeds, supporting a maximum of 15,000 rpm.
With a dynamic radial load capacity of 17,842 lbf, it handles demanding conditions reliably.

7018 CDGA/HCP4A Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its precision P4A tolerance class guarantees consistent performance in high-accuracy applications.

Application

Common Applications of 7018 CDGA/HCP4A Bearing
In industrial settings, 7018 CDGA/HCP4A Bearing is a go-to for high-speed spindles and machine tools, where its ceramic balls reduce friction and heat buildup. The phenolic cage adds durability, making it suitable for continuous operation.

Automotive Uses of 7018 CDGA/HCP4A Bearing
For performance vehicles, 7018 CDGA/HCP4A Bearing handles angular loads in gearboxes and differentials with ease. Its P4A tolerance ensures precision, even under demanding driving conditions.

Where Is 7018 CDGA/HCP4A Bearing Used in Robotics?
In robotic arms, 7018 CDGA/HCP4A Bearing provides smooth rotation thanks to its extra-light preload. The open design allows for easy lubrication, extending service life in automated systems.

Medical Applications of 7018 CDGA/HCP4A Bearing
7018 CDGA/HCP4A Bearing’s chrome steel rings and ceramic balls make it ideal for MRI machines and surgical tools. The low friction design ensures quiet, reliable performance in sensitive environments.

Optimized for Performance: 7018 CDGA/HCP4A Bearing
For aerospace applications, 7018 CDGA/HCP4A Bearing excels in avionics and control systems. Its wide temperature range and high-speed capability make it a dependable choice for critical components.

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