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In metallurgy, non-ferrous metals are metals or alloys that do not contain iron (allotropes of iron, ferrite, and so on) in appreciable amounts.. Generally more costly than ferrous metals, non-ferrous metals are used because of desirable properties such as low weight (e.g. aluminium), higher conductivity (e.g. copper), [1] non-magnetic properties or resistance to corrosion (e.g. zinc). [2]
Lee Kee Group Limited (HKEx: 0637), commonly referred to as Lee Kee, is a prominent supplier of non-ferrous metals based in Hong Kong that operates across Asia, established in 1947 by Chan Chak Hong. The company achieved a milestone on October 4, 2006, by being listed on the Main Board of the Hong Kong Stock Exchange .
Baiyin Nonferrous Group Co., Ltd. known also as BNMC [nb 1] is a Chinese company based in Baiyin, Gansu Province, China.The company was the main copper supplier in China. [2]
Non-ferrous extractive metallurgy is one of the two branches of extractive metallurgy which pertains to the processes of reducing valuable, non-iron metals from ores or raw material. [ 1 ] [ 2 ] [ 3 ] Metals like zinc , copper , lead , aluminium as well as rare and noble metals are of particular interest in this field, [ 1 ] while the more ...
Hunan Nonferrous Metals Holding Group Co., Ltd. is a nonferrous metals company of China. It is a subsidiary of China Minmetals , which in turn indirectly under supervision of State-owned Assets Supervision and Administration Commission .
Shenzhen Zhongjin Lingnan Nonfemet Co., Ltd. known as Zhongjin Lingnan in China or their English name Nonfemet (abbreviation of non-ferrous metal), is a Chinese company engaged in the mining and processing of lead, zinc and other non-ferrous metals. [3] In 2015 financial year, the company also had 0.49% revenue from real estate development. [2]
Via subsidiaries, the company develops, manages, and operates non-ferrous metal resources, including lead, zinc, molybdenum, aluminum and titanium products, among others. [1] The Group is also active in geological engineering and the processing and trading of mining products. [1]
The shredding of automobiles results in a mixture of ferrous metal, non-ferrous metal (e.g. alloys of copper and aluminium) and shredder waste, called automotive shredder residue or automobile shredder residue (ASR). ASR consists of glass, fiber, rubber, automobile liquids, plastics and dirt.