Equipment contacting web in papermaking machine, especially rollers, cylinders and guides, has coating comprising substrate and anchored covering layer

摘要

The coating (3) on the surface of the main body (2) forming the equipment (1) in contact with the paper is a combination of a structured substrate layer (31) and a covering layer (32) anchored to it. The surface of the main body is structured to receive the coating. The substrate material is a hard chrome layer. The substrate layer has a spherical or castellated surface topography.