Graphite Crucible, Graphite Block, Graphite Mold manufacturer / supplier in China, offering High Density Refractoriness Long Bar Square Mould Gold Melting Mold for Gold Silver Copper Casting Graphite Groove, Expandable Corrosion-Resistant Impregnated Graphite Ring for Chemical Processes Natural Flake, Great Bending Resistance Graphite Rotor Shaft for The Aluminum Liquid and so on.