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Super Precision Angular Contact Ball Bearings 7018 ACD/P4ADBC
Super Precision Angular Contact Ball Bearings 7018 ACD/P4ADBC

Super Precision Angular Contact Ball Bearings 7018 ACD/P4ADBC

The 7018 ACD/P4ADBC is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, measuring 48mm in width. Made from chrome steel, it’s designed for angular contact loads with a 25° contact angle.

This bearing can handle dynamic radial loads up to 27225 lbf and spins smoothly at speeds up to 16000 RPM. Its phenolic cage ensures quiet operation and long service life.

The matched pair arrangement (DB) with moderate preload (Class C) provides stability for high-precision applications. It works well in temperatures from -30°C to 110°C.

Ideal for machine tools or spindles where accuracy is key, this model is interchangeable with SKF bearings. Weighing 2.32kg, it’s robust yet manageable for its size.

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Product Parameters

  • Part Number 7018 ACD/P4ADBC
  • 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 <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • 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
  • Price($) 473.679

Features

Performance Features of 7018 ACD/P4ADBC Bearing

7018 ACD/P4ADBC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under dynamic radial loads up to 27,225 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 16,000 rpm, it delivers smooth operation in high-speed settings.

7018 ACD/P4ADBC Bearing operates efficiently in temperatures from -30°C to 110°C.
Its matched arrangement of two bearings provides stability and balanced load handling.

The moderate preload (Class C) ensures precision without excessive rigidity.
This makes 7018 ACD/P4ADBC Bearing suitable for applications requiring both accuracy and durability.

Application

Industrial Uses of 7018 ACD/P4ADBC Bearing
7018 ACD/P4ADBC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability under moderate preload, ideal for heavy cutting operations.

Where Is 7018 ACD/P4ADBC Bearing Used?
In automotive applications, 7018 ACD/P4ADBC Bearing supports gearbox systems, offering smooth performance at high speeds. Its phenolic cage reduces friction, making it suitable for long-lasting use in demanding conditions.

Built for Heavy-Duty Use: 7018 ACD/P4ADBC Bearing
For robotics and automation, 7018 ACD/P4ADBC Bearing excels in robotic arms, where precise movement is critical. The chrome steel construction ensures durability even in continuous operation.

Medical vs Industrial: Where 7018 ACD/P4ADBC Bearing Excels
In medical imaging devices, 7018 ACD/P4ADBC Bearing provides reliable performance with minimal vibration. Its P4A tolerance class makes it a preferred choice for applications requiring high precision and low noise.

Practical Applications of 7018 ACD/P4ADBC Bearing
7018 ACD/P4ADBC Bearing is found in 3D printers, where its angular contact design supports precise linear motion. The lubricated construction ensures smooth operation, reducing wear over time.

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