Crushed cemented Carbide (Wolframite Carbide Grit) Co: 7.5-8.2% or Co+Ni: 7.5-8.2% Ti: 0.2%Max Fe :0.60%max WC: Balance Size(Mesh) 12-20 60-80 Density(g/cm3) 14.65-14.85 Hardness HRA89.0Min 20mt/month