The metallurgical industry refers to the industrial sector that mines, selects, sinters metal ores, smelts them, and processes them into metal materials. Divided into: (1) ferrous metallurgy industry, that is, the industrial sector that produces iron, chromium, manganese and their alloys, which mainly provides raw materials for modern industry, transportation, capital construction and military equipment; (2) non-ferrous metallurgical industry, that is, production Non-ferrous metal refining industry sectors, such as copper smelting industry, aluminum industry, lead and zinc industry, nickel and cobalt industry, tin smelting industry, precious metal industry, rare metal industry and other departments.
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