In this paper,hydrogen decrepitation(HD)and conventional powder making method were respectively applied to the production of powder for 40HP and 40SHP magnets.

• 选用40HP和40SHP牌号合金铸锭分别采用氢爆碎和传统制粉工艺制备了烧结磁体,研究了氢爆碎工艺及烧结温度对磁体的微观组织和磁性能的影响。