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Gray Stain Test (Graufleckentest), Bochum, Germany, 2004

Ruhr University in Bochum, carried out a Grey Stain test (Comparison RVS/without RVS) with outstanding results:

  • Damage Load Levels (Schadenskraftstufe) increased by two (2) from level 8 up
  • to level 10.
  • Profile Shape Deviation decreased 37 %, from 14.5 microns to 9,2 microns.
  • Gray Stain Area decreased 8,3% from 60% to 55%.
  • Loss of Weight decreased 30% from 54 mg to 38 mg.
  • Roughness of the Surface decreased 17%

Download the full report clicking the following link: Graufleckentest (Gray Stain) Report, 28.7.2004