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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

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Indexed by:期刊论文

Date of Publication:2008-05-01

Journal:稀有金属材料与工程

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

Volume:37

Issue:5

Page Number:896-899

ISSN No.: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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