... Manufacturer more than 14 years experience Hight quality with ISO9001 High quality LD66 polyurethane polishing pad with grooves 1. IntroductionPolyurethane polishing pad LD66 can ... 2400×1200, 2600×1300Thickness0.5, 0.8, 1.0, 1.27, 1.5, 2.0, 2.5, 3.0Further operationback gummed and ... silicon, germanium and other single wafer of semiconductors. High quality LD66 polyurethane polishing pad with grooves