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Manganese has an important value in the national economy, manganese ore crusher is widely used by post-processing metallurgy, chemical industry, light industry and defense industry and other sectors, particularly the largest amount in the metallurgical industry. Adding a small amount of manganese in steelmaking will increase steel hardness, ductility, toughness and corrosion resistance. Manganese steel industry is also indispensable deoxidizer, desulfurizer. Manganese metal and alloys of copper, nickel, cobalt, etc. is material aircraft, ships, machinery parts and electrical equipment.