Specifications: 200 Mesh 325 Mesh 600 Mesh 1250 Mesh 2000 Mesh 3000 Mesh

Description: Degree Of Whiteness: 90-94,

Insulation, and anti-precipitation, corrosion resistance, thermal shock resistance, high temperature resistance, wear resistance, and good liquidity, low conductivity, high impact strength, compressive, tensile, which features can be used extensively for special precision casting industry, can be a substitute for quartz sand, white carbon black