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Abstract:
采用放电等离子烧结技术制备高性能新型NdFeB永磁材料,研究烧结工艺和热处理工艺对磁体组织性能的影响.采用扫描电子显微镜观察磁体的微观组织,利用B-H回线仪检测磁体的磁性能.结果表明:较高的烧结温度有利于磁体的致密化,但过高的温度则阻碍液相在主相晶界的浸润,从而降低磁体的致密度.在优化工艺条件下制备出具有独特的微观组织且最佳性能为Br=1.351 T,Hci=674.4 kA/m,BHm=360.4 kJ/m3的新型SPS NdFeB磁体.
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Source :
中国有色金属学报
ISSN: 1004-0609
Year: 2006
Issue: 3
Volume: 16
Page: 459-463
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 12
Chinese Cited Count:
30 Days PV: 4
Affiliated Colleges: