1. high purity: SiC 99%min 2.reasonable price 3.Service is first-class Green silicon carbide is suitable for grinding or polishing hard alloy, metallic and non-metallic materials with hard and brittle feature such as copper, brass, aluminum, magnesium, jewel, optical glass, ceramics, etc, and the superfine powder of GC is also ceramics material.Green Silicon Carbide Chemical CompositionGritSiCF.C ...