green silicon carbide refractory material 1,sic content more then 98% 2.grit: from F12 to F3000 3,manufacturer Refractory , polishing ,abrasives material ,green silicon carbide with high quality1,sic content more then 98% 2.grit: from F12 to F3000 3,manufacturer Our silicon carbide processed based on JIS tandard or customers requirement.It can produce GC micropowder for the cutting of monocrystal ...