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Permanent magnet material, bonded magnet and motor

2025-06-18 14:582950下载
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A permanent magnetic material of the present invention has a TbCu7 phase as the principal phase and high magnetic characteristics with an extremely small variation among the values. This permanent magnetic material is expressed in a general formula : R1XR2yAzOuBvM100-x-y-z-u-vwherein R1 is at least one element selected from the rare earth elements including Y, R2 is at least one element selected from Zr, Hf and Sc, A is at least one element selected from hydrogen, nitrogen, carbon and phosphorus, M is at least one element selected from Fe and Co, x, y, z, u and v are atomic percent individually defined as 2
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