Permanent magnet alloy for elevated temperature applications
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United States of America Patent
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Feb 20, 1990
Issued Date -
N/A
app pub date -
Oct 28, 1988
filing date -
Feb 4, 1987
priority date (Note) -
Expired
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Abstract
A permanent magnet alloy consisting essentially of R.sub.2 Fe.sub.14 B, wherein, R is a combination of rare earth elements consisting essentially of, in atomic percent, neodymium 3 to 11 and balance holmium. The alloy may include optional additions of the rare earth elements gadolinium up to 10%, terbium up to 15%, dysprosium up to 16%, erbium up to 18% and thulium up to 12%.
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