Since The Powder Metallurgy Process Does Not Melt The Material During The Material Production Process, It Is Not Afraid Of The Impurities That May Be Mixed With The Deoxidizer. The Sintering Is Generally Carried Out In A Vacuum And A Reducing Atmosphere, And It Is Not Afraid Of Oxidation And Will Not Cause Any Damage To The Material. Pollution, It Is Inherently Possible To Produce High-purity Materials.

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