Permanent magnet alloy for elevated temperature applications

Details Permanent magnet alloy for elevated temperature applications Permanent magnet alloy for elevated temperature applications

1988-10-28

1990-02-20

Sheehan, John P.

Metal treatment

Stock

Magnetic

420 83, 420121, H01F 104

Patent

active

049023608

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%.

REFERENCES:
patent: 4533408 (1985-08-01), Koon

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