Diamond grinding wheel adopts high-grade metal coating of synthetic diamond, the fast grinding speed, wear an excellent sharp cutting wheel and life. Applicable to the grinding tungsten steel (carbide tool), ceramics, quartz, silicon, crystal, iron magnet oxygen (Ferrite), cast iron, glass fibers, plastics, rubber, asbestos, and so on. However, grinding does not apply to high-speed tool steel, alloy steel and nickel alloy steel, and other types of metal products.