添加Zr对NdFeB合金HDDR磁粉的磁性能及显微组织的影响  

Effect of Zr on Magnetic Properties and Microstructure of Bonded NdFeB Magnets Prepared by HDDR Process

作　　者：龚朝辉 宋晓平[2] 高建荣[2] 

机构地区：[1]五二研究所宁波分所,浙江宁波315041 [2]西安交通大学,陕西西安710049

出　　处：《稀土》2000年第2期37-39,共3页Chinese Rare Earths

摘　　要：本文主要研究了合金元素 Zr对 Nd Fe B合金 HDDR磁粉的磁各向异性和显微组织结构的影响。研究结果表明 ,Nd Fe Zr B合金磁粉出现了磁各向异性 ,且其显微组织中出现了针状的富 Zr相。Influence of addition of Zr on magnetic properties and microstructure of bonded NdFeB magnets was studied.The results show that the induced magnetic anisotropy and needle like Zr rich phase were found in NdFeB magnet powders prepared by HDDR process.

关 键 词：磁性能 显微组织 NDFEB合金 锆 HDDR 磁粉 

分 类 号：TM274.014[一般工业技术—材料科学与工程] TG132.27[电气工程—电工理论与新技术]