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Fire assay furnaces are a traditional metal material testing method used to determine the purity of precious metals such as gold. Their principle is based on the differences in temperature and oxidation resistance between precious metals and other im...
Sep.23.25Refractory materials play a vital role in industrial production, particularly in high-temperature smelting, metallurgy, and ceramics. With the advancement of technology, the performance requirements for refractory materials are becoming increasingly ...
Sep.18.25