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ferrite
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ferrite
How iron is turned into steel
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ferrite
ferrite Ferrite magnets with various metal objects.

ferrite

iron oxide compound
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ferrite, a ceramic-like material with magnetic properties that are useful in many types of electronic devices. Ferrites are hard, brittle, iron-containing, and generally gray or black and are polycrystalline—i.e., made up of a large number of small crystals. They are composed of iron oxide and one or more other metals in chemical combination. A ferrite is formed by the reaction of ferric oxide (iron oxide or rust) with any of a number of other metals, including magnesium, aluminum, barium, manganese, copper, nickel, cobalt, or even iron itself. A ferrite is usually described by the formula M(FexOy), where M represents any ...(100 of 461 words)

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