Search Results for: Electro magnets
corrosion. many other specialty steels exist, including tool steels, which include large amounts of tungsten or cobalt and can maintain a long-lasting shape edge, and cor-ten, a steel that weathers to a uniform rusted surface that is stable without surface treatments. iron is also used to produce magnets
. ferrite magnets are non-conductive magnetic ceramics made of iron oxide , and are frequently used in transformers, electromagnets, and radios. neodymium-iron-boron magnets are the strongest permanent magnets known, and are used in motors, hard-disk drives, and magnetic fasteners. before the development...
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