The Studies of Composite Electroless Plating Process on Sintering Ndfeb Permanent Magnet
来源期刊:材料热处理学报2004年第5期
论文作者:MENG Yong-qiang MA Jing HU Jian-wen YAN Dong-Qing GAO Qing
关键词:NdFeB permanent magnet; pre-treatment; composite electroless plating process; corrosion resistance;
摘 要:A reasonable pre-treatment and an ultrasonic pre-plating Cu film were applied for sintering NdFeB permanent magnet. The samples were then plated in neutral bath (PH=7) for 40min and in acidic bath (PH=4.8~5.1) for 2h. A composite electroless plating with different phosphor content was obtained. The results show that the composite plating coatings are dense and have a strong bond with the substrate, which contribute to the excellent corrosion resistance of the plating coating.
MENG Yong-qiang1,MA Jing1,HU Jian-wen1,YAN Dong-Qing1,GAO Qing1
(1.School of material, Hebei University of Science and Technology, Shijiazhuang, China)
摘要:A reasonable pre-treatment and an ultrasonic pre-plating Cu film were applied for sintering NdFeB permanent magnet. The samples were then plated in neutral bath (PH=7) for 40min and in acidic bath (PH=4.8~5.1) for 2h. A composite electroless plating with different phosphor content was obtained. The results show that the composite plating coatings are dense and have a strong bond with the substrate, which contribute to the excellent corrosion resistance of the plating coating.
关键词:NdFeB permanent magnet; pre-treatment; composite electroless plating process; corrosion resistance;
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