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Super Precision Angular Contact Ball Bearings 7018 ACEGA/HCP4AL
Super Precision Angular Contact Ball Bearings 7018 ACEGA/HCP4AL

Super Precision Angular Contact Ball Bearings 7018 ACEGA/HCP4AL

The 7018 ACEGA/HCP4AL is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and ceramic balls for smooth operation.

This bearing handles radial loads up to 7605 lbf and spins efficiently at speeds up to 15000 RPM. Its phenolic cage ensures durability, while the extra light preload (Class A) enhances precision.

The open design allows for easy lubrication, and it operates reliably in temperatures from -30°C to 110°C. With a P4A tolerance class, it offers exceptional accuracy.

Ideal for high-precision applications like machine tools or spindles, this bearing can be arranged back-to-back, face-to-face, or tandem. It’s interchangeable with SKF bearings, making replacements straightforward. Weighing 1.11kg, it’s robust yet manageable for its size.

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Product Parameters

  • Part Number 7018 ACEGA/HCP4AL
  • 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 11.112 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement No
  • Number Of Bearings In Matched Set 2
  • 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 7605 lbf
  • Static Radial Load 6750 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 1.11 kg

Features

Performance Features of 7018 ACEGA/HCP4AL Bearing

7018 ACEGA/HCP4AL Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and ceramic balls reduce friction, enhancing efficiency and durability.

The phenolic cage ensures smooth operation, even at speeds up to 15,000 rpm.
With a dynamic radial load capacity of 7605 lbf, it handles demanding tasks with ease.

7018 ACEGA/HCP4AL Bearing operates reliably in temperatures from -30°C to 110°C.
Its extra light preload design minimises vibration, making it ideal for precision machinery.

The open seal type allows for easy lubrication, ensuring consistent performance.
Weighing just 1.11 kg, it balances strength and portability for versatile use.

Application

Super Precision Angular Contact Ball Bearings 7018 ACEGA/HCP4AL are commonly used in high-speed machine tools, where their 25° contact angle ensures accurate radial and axial load handling.
The ceramic balls reduce friction, making 7018 ACEGA/HCP4AL ideal for applications requiring smooth rotation at speeds up to 15,000 rpm.

In robotics, 7018 ACEGA/HCP4AL provides reliable performance in articulated arms, thanks to its phenolic cage and chrome steel rings.
The extra-light preload also minimises vibration, which is crucial for precision movements.

For aerospace components, 7018 ACEGA/HCP4AL’s P4A tolerance class guarantees consistent operation under demanding conditions.
Its universal matching capability allows flexible arrangements, whether back-to-back or face-to-face.

In medical imaging devices, 7018 ACEGA/HCP4AL’s low heat generation ensures stable performance during prolonged use.
The lubricated design further enhances its durability in sterile environments.

Automotive testing equipment benefits from 7018 ACEGA/HCP4AL’s ability to handle both radial and thrust loads simultaneously.
The wide temperature range (-30°C to 110°C) makes it suitable for various testing conditions.

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