| 简介 |
PROBLEM TO BE SOLVED : To provide : a sintered magnet of R-Fe-B system excellent in productivity, having a high performance, and the coercive force of which has been increased while suppressing the reduction in the residual magnetic flux density; and to provide a method of manufacturing the same.
SOLUTION : In the method of manufacturing a rare earth permanent magnet, in a state where powder composed of an alloy of R1i-M1j (R1 is rare earth element including Y and Sc, M1 is one or more kinds of element selected from among Al, Si, C, P, Ti, V, Cr, Mn, Ni, Cu, Zn, Ga, Ge, Zr, Nb, Mo, Ag, In, Sn, Sb, Hf, Ta, W, Pb, and Bi, 15
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