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Super Precision Angular Contact Ball Bearings S7018 ACD/HCP4A
Super Precision Angular Contact Ball Bearings S7018 ACD/HCP4A

Super Precision Angular Contact Ball Bearings S7018 ACD/HCP4A

The S7018 ACD/HCP4A is a super precision angular contact ball bearing with a 90mm bore and 140mm outer diameter, crafted from durable chrome steel. Its 25° contact angle efficiently handles combined radial and thrust loads, supporting up to 16672 lbf dynamically.

Featuring a sealed design and ceramic balls, it offers smooth operation at speeds up to 10000 RPM. The phenolic cage reduces friction and wear, enhancing longevity.

Preload and matched arrangements are available for precise alignment in high-performance setups. Ideal for machine tools, spindles, or high-speed applications requiring tight tolerances.

Weighing 1.02kg, it operates reliably in temperatures from -30°C to 110°C. Compliant with P4 (ABEC-7) standards, it’s a top choice for demanding engineering tasks.

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Product Parameters

  • Part Number S7018 ACD/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 90 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 140 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 24 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 20
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 16672 lbf
  • Static Radial Load 16200 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 10000 rpm
  • Weight 1.02 kg
  • Price($) 116.64

Features

Performance Features of S7018 ACD/HCP4A Bearing

S7018 ACD/HCP4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The ceramic balls and chrome steel rings enhance durability while reducing friction for smoother operation.

With a dynamic radial load capacity of 16672 lbf, S7018 ACD/HCP4A Bearing handles demanding conditions reliably.
Its phenolic cage ensures stable performance at high speeds, up to 10,000 rpm.

S7018 ACD/HCP4A Bearing operates efficiently within a temperature range of -30° to 110°C.
The sealed design and lubrication reduce maintenance needs, extending service life.

The P4 tolerance class (ABEC-7) ensures precision in high-performance applications.
S7018 ACD/HCP4A Bearing’s matched arrangement option provides flexibility for various setups.

Application

Key Fields for S7018 ACD/HCP4A Bearing
S7018 ACD/HCP4A Bearing is widely used in high-speed machine tools, where its angular contact design ensures precise spindle rotation. The ceramic balls reduce friction, making it ideal for applications demanding smooth operation.

In automotive systems, S7018 ACD/HCP4A Bearing supports electric motor shafts, providing reliable performance under radial and axial loads. Its sealed design helps maintain lubrication in harsh driving conditions.

For medical imaging devices, S7018 ACD/HCP4A Bearing’s phenolic cage offers stability and low noise, crucial for sensitive equipment. The P4 tolerance class ensures consistent accuracy in diagnostic machines.

Automation & Robotics: Applications of S7018 ACD/HCP4A Bearing
S7018 ACD/HCP4A Bearing excels in robotic arms, where its matched arrangement enhances precision movement. The high-speed capability suits dynamic automation tasks.

In 3D printers, S7018 ACD/HCP4A Bearing’s low friction and thermal stability contribute to accurate layering. The sealed construction also minimises dust ingress in prolonged use.

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