ungsten powder metallurgy products
Powder metallurgy is the mould which squelch the shape of the requirements, and then ware in molten ware below temperature of heat sintering into metal products of a kind of metal processing method. The basic process of powder metallurgy is: powder preparation , forming and sintering and subsequent processing. Molding, which is the most important part, almost all powder metallurgy products all needs to use the molding mould.The metal powder pressure molding mould or powder metallurgy model,its Suppression method most widely used is cold forming, in addition ,there are hot pressing molding and water static pressure molding, hot isostatic pressing molding, etc. Just as cold forming.
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