... ,High purity of SiC Refractory , polishing ,abrasives material ,green silicon carbide with high quality1,Manufacturer ... green silicon carbide:PurposeSpecificationChemical Composition(%)Magnetic material content(%)maxAbrasives gradeSICminF.CmaxFe2O3maxgrain12-80990.200.20 ... density(g/cm3)3.9refractory material green silicon carbide: Refractory , polishing ,abrasives material ,green silicon carbide with ...