发明名称 PRODUCTION METHOD FOR PERMANENT MAGNET AND PRESS DEVICE
摘要 <p>An anisotropic bond magnet is produced at low costs with problems by remanent magnetization avoided. A method of producing an anisotropic bond magnet by supplying magnetic powder (HDDR powder) into the cavity of a press device and molding it. A weak magnetic field consisting of a static magnetic field is formed in a space including the cavity by using a constantly-magnetized magnetic member, and magnetic powder is moved into the cavity with magnetic powder oriented in a direction parallel to the direction of a weak magnetic field. Next, magnetic powder is compressed in the cavity to produce a compact.</p>
申请公布号 WO2003056583(P1) 申请公布日期 2003.07.10
申请号 JP2002012611 申请日期 2002.12.02
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