CPC H01F 1/0577 (2013.01) [B22F 1/052 (2022.01); B22F 1/17 (2022.01); B22F 3/1035 (2013.01); B22F 3/24 (2013.01); B22F 5/00 (2013.01); B22F 9/04 (2013.01); C22C 33/02 (2013.01); C22C 33/0207 (2013.01); C22C 38/00 (2013.01); B22F 1/054 (2022.01); B22F 1/056 (2022.01); B22F 2003/248 (2013.01); B22F 2009/044 (2013.01); B22F 9/06 (2013.01); B22F 2201/013 (2013.01); B22F 2201/20 (2013.01); B22F 2202/05 (2013.01); B22F 2207/07 (2013.01); B22F 2998/10 (2013.01); B22F 2999/00 (2013.01); C22C 2202/02 (2013.01); H01F 41/0293 (2013.01)] | 4 Claims |
1. A composition comprising a GBM alloy represented by the formula (Nd0.01-0.18Pr0.01-0.18Dy0.3-0.5Tb0.3-0.5)aa (Co0.85-0.95Cu0.04-0.15Fe0.01-0.08)bb (Zr0.00-1.00)cc; wherein:
(i) aa is a value in a range of from 42 atom % to 75 atom %;
(ii) bb is a value in a range of from 6 atom % to 60 atom %; and
(iii) cc is a value in a range of from 0.01 atom % to 18 atom %;
wherein the combined amount of Nd+Pr is greater than 12 atom %;
wherein, within aa, the combined amounts of Nd+Pr+Dy+Tb is from about 95 atom % to about 100 atom %;
wherein, within bb, the combined amounts of Co+Cu+Fe is from about 95 atom % to about 100 atom %; and
wherein aa+bb+cc is from about 0.995 to about 1.
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