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Super Precision Angular Contact Ball Bearings 7018 ACD/P4ADT
Super Precision Angular Contact Ball Bearings 7018 ACD/P4ADT

Super Precision Angular Contact Ball Bearings 7018 ACD/P4ADT

The 7018 ACD/P4ADT 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 comes in a matched set of two bearings for balanced performance.

This bearing handles radial loads up to 27225 lbf and operates smoothly at speeds up to 16000 RPM. Its phenolic cage ensures durability and reduced friction during high-speed rotations.

The open design allows for easy lubrication, while the P4A tolerance class guarantees precise operation. Ideal for applications requiring high accuracy, such as machine tools or precision spindles.

Weighing 2.32kg, it’s robust yet manageable for its size. Suitable for temperatures ranging from -30°C to 110°C, making it versatile for various industrial environments.

The matched set arrangement ensures consistent performance under angular contact loads. A reliable choice for engineers seeking precision and durability in demanding conditions.

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Product Parameters

  • Part Number 7018 ACD/P4ADT
  • 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 48 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 20
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings << DT
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 27225 lbf
  • Static Radial Load 32175 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 16000 rpm
  • Weight 2.32 kg

Features

Performance Features of 7018 ACD/P4ADT Bearing

7018 ACD/P4ADT Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
The chrome steel construction ensures durability and resistance to wear under high radial loads.

With a dynamic radial load capacity of 27,225 lbf, it handles demanding operations smoothly.
Its phenolic cage maintains ball alignment, reducing friction and enhancing performance.

The bearing operates efficiently at speeds up to 16,000 rpm, suitable for high-speed machinery.
Its open design allows for easy lubrication, ensuring consistent performance over time.

7018 ACD/P4ADT Bearing works well in temperatures ranging from -30°C to 110°C.
The matched arrangement of two bearings provides stability and reliability in angular contact applications.

Application

Key Fields for 7018 ACD/P4ADT Bearing
7018 ACD/P4ADT Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings enhances stability, making it suitable for demanding machining tasks.

In robotics, 7018 ACD/P4ADT Bearing supports articulated arms, providing smooth movement and load handling. Its phenolic cage reduces friction, which is ideal for repetitive motions in automated systems.

For aerospace applications, 7018 ACD/P4ADT Bearing’s chrome steel construction offers reliability in components like landing gear systems. The P4A tolerance class ensures consistent performance under extreme conditions.

Where Is 7018 ACD/P4ADT Bearing Used?
You’ll often find 7018 ACD/P4ADT Bearing in CNC machines, where its high-speed capability and precision are crucial. The open design allows for efficient lubrication, extending its service life.

In medical imaging devices, 7018 ACD/P4ADT Bearing’s low vibration characteristics ensure clear, accurate results. Its temperature range also makes it adaptable to various clinical environments.

Built for Heavy-Duty Use: 7018 ACD/P4ADT Bearing
7018 ACD/P4ADT Bearing handles heavy radial loads in industrial gearboxes, thanks to its robust chrome steel rings. The 25° contact angle optimises load distribution for longer durability.

In wind turbine systems, 7018 ACD/P4ADT Bearing’s phenolic cage resists wear from continuous operation. Its matched set configuration further enhances reliability in these high-stress applications.

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