... the synthetic diamond powder, widely used in polishing, finishing, super finishing and lapping powder for sapphire polishing, gemstone polishing, quartz polishing ... , glass, natural diamond, ceramic polishing, eletronic components and other hard materials. Diamond micron powder also can be made ... into diamond polishing disc, diamond paste, PCD, PDC and so on. 2. Diamond grit: 0-1/2, 0 ...