... , polishing ,abrasives material ,green silicon carbide with high quality 1,Manufacturer 2,High purity of SiC Refractory , polishing ,abrasives material , ... or dry blasting,superprecision grinding and polishing,making high quality refactory materials,grinding carbon steel,alloy steel,malleable ... 0150180-22097.50.250.70.0120micropowder240-3000980.300.8—Refractory gradeGroup Size0-1mm1-3mm3-5mm5-8mm990.350 ...