采用复合电铸工艺制备碳化硅颗粒(SiCp)增强铜基复合材料,研究了镀液中颗粒浓度、镀液温度、电流密度对Cu/SiCp复合材料中SiCp含量的影响.通过优化各工艺参数可有效促进SiCp与铜的共沉积,提高复合材料中增强固体颗粒的含量.结果表明:随着SiCp含量增加,Cu/SiCp复合材料的热膨胀系数和导热系数减小,抗弯强度和硬度提高.此外,复合电铸工艺制备的复合材料具有较大内应力,对Cu/SiCp复合材料的热膨胀性能和硬度有一定影响.
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