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Lubrication solutions for generator bearings

Challenges for the
generator bearing application:

  • Constant high temperatures, electric voltage and vibrations
  • Oxidation stability
  • Axial loads

Main characteristics to solve the challenges: 

  • Special polyurea thickener used
  • Increased service life at high temperature
  • Very high thermal resistance and lubricant film stability

Overview of relevant lubricating solutions for generator bearings

 Base oilThickenerSolid lubricantsNLGI classTemperature range
URETHYN XHD 2SyntheticPolyurea (PU)White solids2-40 / +180 °C (short-term up to +200 °C)

How about your challenges?


Let us know how we can support you with your lubricant challenges in the wind industry.

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