... is 3.20 Bulk density(g / cm 3) is 1.52 Polymorphs is cube The main features of Micrometer silicon carbide ... is the first of the material wear additives, its hardness between corundum and diamond, the mechanical strength is higher than corundum; Micro ... Micro silicon carbide wear-resistant, high temperature resistance, corrosion, acid and alkali solvent, widely used in paints, paint the inside, increase ...