Green silicon carbide is with petroleum coke and quality silica as the main raw material, add salt as additive, and through the resistor furnace. Its hardness between corundum and diamond, a mechanical strength higher than corundumGreen silicon carbide is with petroleum coke and quality silica as the main raw material, add salt as additive, and through the resistor furnace. Its hardness between corundum and diamond, a mechanical strength higher than corundumGreen silicon carbide is with petroleum coke and quality silica as the main raw material, add salt as additive, and through the resistor furnace. Its hardness between corundum and diamond, a mechanical strength higher than corundum
