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Electrochemical Corrosion Behavior of Nd-Fe-B Sintered Magnets in Different Acid Solutions Jiang Liqiang1,Zheng Jingwu1,Chen Qiaoling1 (1.Department of Chemical and Materials Engineering, Zhejiang University of Technology, Hangzhou 310014, China) Abstract:Electrochemical corrosion behavior of Nd-Fe-B sintered magnets in nitric acid, hydrochloric acid, sulfuric acid, phosphate acid......
Grain Growth Behavior in Sintered Nd-Fe-B Magnets Zhou Shouzeng1,Liu Xianglian2 (1.State Key Laboratory for Advanced Metals and Materials, University of Science and Technology Beijing, Beijing 100083, China;2.School of Mechanical Engineering, Ningbo University of Technology, Ningbo 315016,China) Abstract:The Nd2Fe14B grain growth behavior in sintered Nd-Fe-B magnets was quantitatively......
Recycle for Sludge Scrap of Nd-Fe-B Sintered Magnet as Isotropic Bonded Magnet Masahiro Masuda1,Shunji Suzuki1,Masahiro Itoh1,Ken-ichi Machida1 (1.Collaborative Research Center for Advanced Science and Technology, Osaka University, 2-1 Yamadaoka, Suita, Osaka 565-0871) Abstract:The reduction diffusion method was performed for the sludge scrap of Nd-Fe-B sintered magnets with adding Ca metal......
J. Cent. South Univ. (2016) 23: 515-522 DOI: 10.1007/s11771-016-3097-x Effect of optimal aging treatment on magnetic performance and mechanical properties of sintered Nd-Fe-B permanent magnets DING...: The magnetic performance and mechanical properties including hardness, brittleness, fracture toughness and strength characteristics of the as-sintered and the optimal aged Nd-Fe-B magnets were examined......
-Fe-B磁体;化学镀;Ni-P镀层;结合力 中图分类号:TG 174.45 文献标识码:A Improved adhesion of electroless Ni-P coatings on sintered Nd-Fe-B magnets by pre-plating in ultrasonic field WU Yuan...: The effects of pre-plating in ultrasonic field on the adhesion of electroless Ni-P coatings to sintered Nd-Fe-B magnets were investigated. The adhesion of Ni-P coatings to magnets with different ultrasonic......
Grain Growth Behavior in Sintered Nd-Fe-B Magnets刘湘涟11. School of Mechanical Engineering,Ningbo University of Technology摘 要:The Nd2Fe14B grain growth behavior in sintered Nd-Fe-B magnets was quantitatively described.The effects of sintering temperature and time,and alloy powder size and its distribution on grain growth process were analyzed.Hence......
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MAGNETIZATION BEHAVIOR IN SINTERED Nd-Fe-B MAGNETSLi Dong(Central Iron & Steel Research Institute,Beijing 100081,P.R.China)K.J.Strnat H.F.Mildrum(University of Dayton,USA)摘 要:<正> Magnetization and demagnetization curves and hysteresis loops applied different magnetizing.fields insintered Nd-Fe-B and Nd-Dy-Fe-B magnets from thermally......
Investigation of Abnormal Grain Growth in Sintered Nd-Fe-B Permanent Magnet Lu Fuqiang1,Wu Bin1,Liu Shufeng1,Zhao Ruijin1,Liu Guozheng2,Lu Weidong2,Zhao Mingjing2 (1.Inner Mongolia Xi Yuan... is deteriorated.For high performance magnets, the abnormal growth grain should be avoided by selecting a suitable sintering temperature. Key words:condensed state physis; Nd-Fe-B magnets; M-H loop squareness......
Influencing Factors on Corrosion Resistance of Nd-Fe-B Sintered Magnets Coating郑精武,游李顺,乔梁,姜力强摘 要:Factors that affect corrosion resistance of the protective coatings over Nd-Fe-B sintered magnets, such as microstructure of Nd-Fe-B sintered substrate, acid solutions for cleaning oxide on the magnets surfaces, etc. were investigated. Microstructure......