Basic Knowledge of Tungsten

Tungsten is silvery white metal, melting point is as high as 3400℃; High hardness, high density, high temperature strength. Tungsten are mainly used for the production of iron and tungsten carbide. Tungsten, molybdenum, cobalt and chromium and other components of the heat resistant alloy used to make tools, metal surface hardening materials, with blade drawing machine. With tungsten, molybdenum, tantalum, niobium fusion of gold to. Tungsten copper and silver tungsten alloy used to make the light bulb, the tube parts and electric arc welding electrode. Some of the compounds can be tungsten fluorescent agents, pigment, dye, etc.

Tungsten is widely used in petroleum and natural gas, mining, electronic, metal processing, machinery and equipment, heavy manufacturing, the department that the application of tungsten to 85% of the total, other applications in military, nuclear energy and aerospace industry, etc. With the development of economy, the progress of science and technology of China's tungsten, application scope is gradually expand, to increase, and great varieties of products to meet the national economic construction and the needs of the construction of national defence and military affairs.



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