... price; 3.Professional service; 4.All kinds of sizes Black silicon carbidesic 97%minsize: 2-8mm, 0-10mm, 1-10mm(the ... ≥90≤1.0≤1.22-8mm, 0-10mm, 1-10mmBlack Silicon Carbide is produced in a high temperature electric resistance-type furnace ... , rock, stone, leather, rubber, finishing tough and hard materials2.Bonded abrasive tools, lapping and polishing3.Widely used as a metallurgical additive ...