| 简介 |
PROBLEM TO BE SOLVED : To manufacture a green compact superior in orientability for a sintered magnet, by reducing friction occurring among magnetic powders when being pressed in a magnetic field.SOLUTION : The method for manufacturing the green compact for the sintered magnet containing a rare earth element comprises sticking ultrasonic vibrators 1 and 2 onto the die body 11 of a press die 10, and pressing the magnetic powder M in a magnetic field while ultrasonically vibrating the powder filled in the press die 10. |
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