Product Description lapping granules black silicon carbide sandblasting is quartz sand, petroleum coke in primary raw materials, smelting in the high temperature resistance furnace. Chemical&physical composition Color Black SiC 98.6%min F.C 0.15%max Standard FEPA JIS Fe2O3 0.20%max Mohs Hardness 9.15 Melting Point 2250 Specific Gravity 3.90g/cm3 min Maximum service temperature 1900 Material quarts sand and petroleum coke Size F16 F20 F22 F24 F30 F36 F40 F46 F54 F60 F70 F80 F90 F100 F120 F150 F180 F220 #16 #20 #24 #30 #36 #46 #54 #60 #70 #80 #90 #100 #120 #150 #180 #220 Product appliaction 1.grinding high-speed,high carbon steel 2.high-grade refractory materials 3.abrasives tool 4.grinding and polishing 5.ceramics 6.sandblasting 7.aviation 8.wire-electrode cutting Product Packing Packaging Details 25kg PVC bags+1MT big bag. Port Tianjin/Qingdao Port