... SiC Refractory , polishing ,abrasives material ,green silicon carbide with high quality1,Manufacturer 2,High purity of SiCOur silicon carbide processed based on JIS ... service temperature(°C)1900Ture density(g/cm3)3.9refractory material green silicon carbide: Refractory , polishing ,abrasives material ,green silicon carbide with high quality ...