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SKF INSOCOAT Bearings 6318/C3VL2071

SKF INSOCOAT Bearings 6318/C3VL2071

The SKF 6318/C3VL2071 is an INSOCOAT bearing with a 90mm bore and 190mm outer diameter, featuring an inner ring insulation coating. It handles dynamic loads up to 151 kN and spins smoothly at speeds up to 7500 RPM.

Its VL2071 coating provides electrical resistance of 200 MΩ, preventing current damage in electric motors. The C3 radial clearance ensures reliable performance under varying temperatures.

With a breakdown voltage of 3000V, it’s ideal for applications like generators or industrial drives where electrical insulation is needed. The sheet metal cage adds durability.

Weighing 4.9kg, this RoHS-compliant bearing offers robust protection against electrical arcing while maintaining standard bearing performance. Suitable for high-voltage environments.

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Product Parameters

  • Model 6318/C3VL2071
  • Product Category INSOCOAT Bearings
  • Insulating Coating Types Inner ring insulation coating
  • Coating Suffix VL2071
  • Manufacturers SKF
  • Bore Diameter 90.0 mm
  • Outside Diameter 190.0 mm
  • Width 43.0 mm
  • Net Weight 4.9 kg
  • Basic Dynamic Load Rating 151.0 kN
  • Basic Static Load Rating 108.0 kN
  • Reference Speed 7500.0 r/min
  • Breakdown Voltage (DC) ≤3000 V
  • Layer Thickness 500 µm
  • Electrical Resistance 200 MΩ
  • Cage Material Sheet metal
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant
SKF INSOCOAT Bearings 6318/C3VL2071 dimension drawing
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Features

How Is 6318/C3VL2071 Bearing Engineered for Reliability?

6318/C3VL2071 Bearing features an inner ring insulation coating, providing protection against electrical currents.
The coating has a breakdown voltage of up to 3000 V, ensuring safe operation in electrically demanding environments.
With a basic dynamic load rating of 151 kN, it handles heavy loads efficiently.
The sheet metal cage maintains ball alignment, contributing to smooth and reliable performance.

Application

Industrial Uses of 6318/C3VL2071 Bearing
6318/C3VL2071 Bearing is commonly used in electric motors and generators, where its insulating coating prevents electrical damage from stray currents. The C3 clearance ensures smooth operation even under varying thermal conditions.

In wind turbine applications, 6318/C3VL2071 Bearing handles high dynamic loads while maintaining electrical insulation. Its robust design makes it suitable for harsh outdoor environments.

For industrial pumps, 6318/C3VL2071 Bearing offers reliable performance with its high breakdown voltage and resistance to electrical arcing. The sheet metal cage adds durability for long service life.

Where Is 6318/C3VL2071 Bearing Used?
6318/C3VL2071 Bearing finds its place in railway traction motors, where electrical insulation is critical to prevent bearing currents. The high reference speed allows for efficient power transmission.

In HVAC systems, 6318/C3VL2071 Bearing ensures quiet and efficient operation of large fans. The insulation coating protects against electrical corrosion in variable frequency drives.

Built for Heavy-Duty Use: 6318/C3VL2071 Bearing
6318/C3VL2071 Bearing is ideal for industrial compressors, handling both radial and axial loads with ease. The VL2071 coating provides consistent insulation even in high-humidity conditions.

For mining equipment, 6318/C3VL2071 Bearing withstands heavy loads and vibrations while maintaining electrical isolation. Its wide temperature range ensures performance in extreme conditions.

Automotive vs Aerospace: Applications of 6318/C3VL2071 Bearing
In automotive electric vehicles, 6318/C3VL2071 Bearing prevents electrical erosion in high-voltage motors. The C3 clearance accommodates thermal expansion during rapid charging cycles.

For aerospace applications, 6318/C3VL2071 Bearing is used in auxiliary power units where electrical insulation and reliability are paramount. The lightweight design helps meet strict weight requirements.

Q&A

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