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Super Precision Angular Contact Ball Bearings S7018 ACE/HCP4ADGA

Super Precision Angular Contact Ball Bearings S7018 ACE/HCP4ADGA

The S7018 ACE/HCP4ADGA 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 and ceramic balls ensure smooth operation under high speeds.

Designed for angular contact loads, it handles up to 12442 lbf dynamically and spins at speeds up to 15000 RPM. The sealed design and grease lubrication make maintenance straightforward.

With universal matching, it can be arranged back-to-back, face-to-face, or tandem, offering flexibility for various setups. The phenolic cage adds durability while keeping weight low.

Ideal for high-precision applications like machine tools or spindles, it performs reliably in temperatures from -30°C to 110°C. Weighing 2.32kg, it balances strength and precision.

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Product Parameters

  • Part Number S7018 ACE/HCP4ADGA
  • 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 11.112 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Sealed
  • Matched Arrangement Universal matching
  • 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 12442 lbf
  • Static Radial Load 13500 lbf
  • Lubrication Grease
  • Temperature Range - 30°C to 110 °C
  • Max Speed 15000 rpm
  • Weight 2.32 kg
Super Precision Angular Contact Ball Bearings S7018 ACE/HCP4ADGA dimension drawing
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Features

Performance Features of S7018 ACE/HCP4ADGA Bearing

S7018 ACE/HCP4ADGA Bearing is crafted with chrome steel rings and ceramic balls, offering high precision and durability.
The 25° contact angle ensures optimal load distribution, enhancing performance in angular contact applications.

Its phenolic cage maintains ball alignment, reducing friction and noise during operation.
With a dynamic radial load capacity of 12442 lbf, it handles demanding conditions reliably.

S7018 ACE/HCP4ADGA Bearing operates smoothly at speeds up to 15,000 rpm, thanks to its grease lubrication.
The sealed design protects against contaminants, ensuring consistent performance in various environments.

Universal matching allows flexible arrangements like back-to-back or face-to-face, catering to diverse installation needs.
Its P4A tolerance class guarantees exceptional precision for high-performance applications.

The temperature range of -30°C to 110°C ensures reliable operation in varying thermal conditions.
With a static radial load of 13500 lbf, it provides stability even under heavy loads.

Application

Industrial Uses of S7018 ACE/HCP4ADGA Bearing
S7018 ACE/HCP4ADGA Bearing is commonly used in high-speed machine tools, where its precision and ceramic balls reduce friction for smoother operation. The sealed design helps maintain performance in dusty workshop environments.

In automotive applications, S7018 ACE/HCP4ADGA Bearing supports electric motor shafts, providing reliable angular contact for efficient power transfer. Its universal matching feature simplifies installation in various vehicle configurations.

For medical imaging devices, S7018 ACE/HCP4ADGA Bearing’s phenolic cage and P4A tolerance ensure quiet, vibration-free rotation. The grease lubrication extends service life in continuous-use equipment like MRI scanners.

Automation systems benefit from S7018 ACE/HCP4ADGA Bearing’s extra light preload, which enhances responsiveness in robotic arms. The tandem arrangement option allows for custom load distribution in complex machinery.

In consumer electronics, S7018 ACE/HCP4ADGA Bearing’s compact design fits precision instruments like 3D printers. The chrome steel rings provide durability without compromising on the bearing’s smooth rotational performance.

Q&A

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