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张一帆, 纪箴, 刘贵民, 贾成厂, 陈珂, 刘博文, 杨忠须. Al2O3弥散增强Cu基高导电率复合材料的制备及性能研究[J]. 粉末冶金技术, 2016, 34(5): 346-350,367. DOI: 10.3969/j.issn.1001-3784.2016.05.005
引用本文: 张一帆, 纪箴, 刘贵民, 贾成厂, 陈珂, 刘博文, 杨忠须. Al2O3弥散增强Cu基高导电率复合材料的制备及性能研究[J]. 粉末冶金技术, 2016, 34(5): 346-350,367. DOI: 10.3969/j.issn.1001-3784.2016.05.005
Zhang Yifan, Ji Zhen, Liu Guimin, Jia Chengchang, Chen Ke, Liu Bowen, Yang Zhongxu. Manufacturing process and properties of Al2O3 dispersion strengthened copper-based composite with high electrical conductivity[J]. Powder Metallurgy Technology, 2016, 34(5): 346-350,367. DOI: 10.3969/j.issn.1001-3784.2016.05.005
Citation: Zhang Yifan, Ji Zhen, Liu Guimin, Jia Chengchang, Chen Ke, Liu Bowen, Yang Zhongxu. Manufacturing process and properties of Al2O3 dispersion strengthened copper-based composite with high electrical conductivity[J]. Powder Metallurgy Technology, 2016, 34(5): 346-350,367. DOI: 10.3969/j.issn.1001-3784.2016.05.005

Al2O3弥散增强Cu基高导电率复合材料的制备及性能研究

Manufacturing process and properties of Al2O3 dispersion strengthened copper-based composite with high electrical conductivity

  • 摘要: 采用高能球磨结合放电等离子烧结的方法制备0.5%、1.0%和2.0%的Al2O3弥散增强Cu基复合材料.研究Al2O3在Cu基体中的分布状态,以及对复合材料强度、硬度、导电性能和摩擦系数的影响.结果表明:弥散分布于晶界处的Al2O3颗粒导致复合材料的硬度和抗拉强度都提高,而伸长率、电导率降低和摩擦系数降低.1.0 %Al2O3/Cu复合材料的相对密度达到98.22%、电导率为48.38 MS/m,硬度102.7 HV,抗拉强度264.97 MPa,摩擦系数0.28.

     

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