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Electroless nickel plating on AlSiMg alloy
Author(s): QIU Xing-wu, LI Gang, XU Yang, REN Xin
Pages: 11-
14
Year: 2008
Issue:
8
Journal: ELECTROPLATING & FINISHING
Keyword: 铝硅镁合金; 化学镀镍; 电镀铜; 硬度; 结合力;
Abstract: 研究了在铝硅镁合金基体上直接化学镀镍和在基体上电镀铜后再化学镀镍2种工艺.采用扫描电子显微镜分析技术,盐雾法、锉刀法等试验方法比较了2种工艺所得镀层的表面形貌,耐蚀性和结合力,结果表明:2种样品的镍镀层都具有很好的耐蚀性及较好的结合力,对铝硅镁基体具有良好的保护作用.与铝硅镁合金直接化学镀镍相比,铝硅镁合金基体电镀铜后化学镀镍所得的镍层组织更致密,结合力更好,耐蚀性更优异.
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