... between rubber and plastic. For its excellent performance in mechanical properties, oil resistant, biocompatibility, and electromagnetism, ... its outstanding wear resistance, it has been widely applied in mine, machinery, metallurgy, petroleum production, auto, construction ... , Grading Screens, Pneumatic and Oil Seals, Scrapers, Skate Wheels, Wire Guides. We produce casting PU prepolymer:polyol+TDI ...