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强磁场热处理对烧结NdFeB磁体磁性能和显微组织的影响

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2008-05-01

Journal: 稀有金属材料与工程

Included Journals: SCIE、CSCD、ISTIC、PKU、EI

Volume: 37

Issue: 5

Page Number: 896-899

ISSN: 1002-185X

Key Words: 强磁场;热处理;磁性能;晶界;方形度

Abstract: 研究了强磁场热处理对烧结Nd-Fe-B永磁体磁性能及显微组织的影响.结果表明:经过强磁场热处理的磁体的磁性能有了明显的提高,其显微组织也得到了改善,尤其是在强磁场的作用下,主相Nd2Fe14B与晶界处的富钕相匹配地更好,使得晶界清晰、平整;强磁场热处理后的不同冷却方式对磁体的方形度也有影响,从而改善了磁体的温度稳定性.

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