Oxygen containing permanent magnet alloy

Details Oxygen containing permanent magnet alloy Oxygen containing permanent magnet alloy

1985-05-20

1986-05-13

Sheehan, John P.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75123E, 148 3157, C22C 3300

Patent

active

045884390

ABSTRACT:
A permanent magnet alloy that when used in the production of a permanent magnet results in a magnet that is highly resistant to disintegration when exposed to a combination of humidity and heat. Consequently, the alloy consists essentially of, in weight percent, 30 to 36 of at least one rare earth element, 60 to 66 iron, 6,000 to 35,000 ppm oxygen and balance boron.

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