Graphite Crucible, Graphite Block, Graphite Mold manufacturer / supplier in China, offering Low Porosity High Density Graphite Crucible Jewellry Casting Crucible, High Density Graphite Crucible with Stopper for Yasui K3 Graphite Crucible for Making Jewelry, China Provide High Quality Fine Structure Carbon Graphite Crucible with Plug Rod for Metal Melting and so on.
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