China special Hongsheng graphite box and graphite boat in hot sales with competitive price

Graphite ingot mold Graphite mold is widely used in kinds of precision casting. It has advantages of high temperature resistant, high machining accuracy, temperature well-distributed, easy demoded and so on. Graphite mold will be bound to apply in more fields. It is used for casting precious metals (gold, silver, etc.) Factory Tour:  

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