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Energy Technologies


GR400 is a high-performance synthetic grease suitable for use in all types of bearings, including ball, roller and plain bearings or main, generator and pitch bearings in wind turbines. GR400 is a bearing grease designed to entirely replace an existing grease. To treat an existing grease with REWITEC technology, please use GR400+5 or +10 grease concentrates. Contact us for further information.
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Product details


  • Rewitec


  • Greases
  • Wind turbine lubricants


  • Other - Phyllosilicate

Feature and benefits

  • Reduction in friction in bearings
  • Prevention of pitting and grey staining
  • Decrease in temperature
  • Reduction in roughness of metal surfaces
  • Significant optimisation of primary material properties
  • Very good adhesion and water resistance

Physical form

  • Liquid


  • Wind energy
  • Power generation
  • Passenger cars
  • Heavy duty vehicles - Off road
  • Heavy duty vehicles - On road
  • Rail
  • Marine
  • Small engines


  • Surface repair additives

Typical properties

Property Units Value
Density at 20°C g cm⁻³ 880
Dropping point °C Login
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