METHOD FOR MANUFACTURING RARE-EARTH SINTERED MAGNET

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The present invention provides a method for manufacturing a rare-earth magnet, the method comprising the steps of : preparing a rare-earth magnet powder containing R, Fe, and B as constituent components (here, R is at least one selected from rare-earth elements including Y and Sc; and M is at least one of metals); mixing a heavy rare-earth compound including a heavy rare-earth hydroxide with the rare-earth magnet powder; subjecting the mixed powder to magnetic-field molding; and performing sintering and heavy rare-earth diffusion at the same time.