Garnet abrasive sandblasting applications turbine repair heavy equipment repair industrial painting contracting shipbuilding and ship repair blast rooms denim blasting powder coating petrochemical Garnet abrasive waterjet cutting applications tile cutting countertops stone cutting food processing equipment glass cutting Kevlar cutting aluminum cutting stainless steel cutting PHYSICAL PROPERTIES Bulk density 2.34 Specific Gravity 4.10 Hardness Moh 7.5 - 8 Melting point 1300 Celcius Conductivity <15m.S/m Chloride <20ppm CHEMICAL COMPOSITION SiO2 31.00% no free silica Al2O3 21.60% FeO 37.00% MgO 7.40% TiO2 0.55% MnO 0.53% CaO 1.84% Cr2O3 0.05% P2O 0.03%