misch metal


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misch metal

or

mischmetal

n
(Metallurgy) an alloy of cerium and other rare earth metals, used esp as a flint in cigarette lighters
[C20: from German Mischmetall, from mischen to mix]
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Noun1.misch metal - a pyrophoric alloy made from a mixture of rare-earth metals
pyrophoric alloy - an alloy that emits sparks when struck or scratched with steel; used in lighter flints
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References in periodicals archive ?
Tenders are invited for Supply Of Misch Metal To Asp
The formation of nodules is achieved by the addition of nodulizing elements, most commonly magnesium (note magnesium boils at 1100[degrees]C and iron melts at 1500[degrees]C) and, less often now, cerium (usually in the form of Misch metal).
Loper gave a progress report (043) on the neutralization of lead in gray iron melts by using Misch Metal. They reported that to date, research demonstrates that lead residuals in cast iron melts can be neutralized through the addition of rare earths.