SILICON CARBIDE(BLACK): OUR COMPANY EXPORT SILICON CARBIDE(SIC).SPECIFICATION AS BELOW: SIC:90%MIN,MOISTURE:%MAX, SIZE:0-10MM, 1-10MM, 2-8MM, PACKING:25KG PLASTIC WOVEN BAGS WITHIN ONE MT BIG BAGS. OUR SILICON CARBIDE(BLACK SIC) HAVE EXPORTED TAIWAN,MALAYSIA,JAPAN,KOREA ETC.