Graphite Crucible, Graphite Block, Graphite Mold manufacturer / supplier in China, offering Metal Melting/ Casting Carbon Cup Clay Graphite Crucible for Gold, Silver, Copper, Aluminum Carbon Crucible with Nozzle, 30# Silicon Carbide Graphite Crucible for Melting Refractory Crucible, Custom Rts Silicon Carbide Graphite Crucible for Melting Copper and so on.