Shengko diamond grinding mat is the best solution for electronic precision grinding, curently commonly used 5 types, according to the particle size is divided into 4mic, 9mic, 20mic, 40mic, 60mic (can be customized), mainly used in glass-ceramics, Corning glass, mobile phone glass cover plate reduction, camera protection back cover reduction, optical flat glass, optical flat glass, optical flat glass, optical flat glass, optical flat glass, optical flat glass,optical flat glass, optical flat glass. Sapphire window sheet, silicon carbide semiconductor sheet, ceramic sheet, and a variety of mixed products cold processing, grinding thinning.