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二硫化钼-铜-镀铜石墨复合材料的载流磨损性能研究
引用本文:朱城楠,许少凡,许少平,霍金元,赵礼.二硫化钼-铜-镀铜石墨复合材料的载流磨损性能研究[J].金属功能材料,2013(4):15-20.
作者姓名:朱城楠  许少凡  许少平  霍金元  赵礼
作者单位:合肥工业大学材料科学与工程学院;合肥工业大学机械与汽车工程学院
摘    要:采用粉末冶金方法制备了不同二硫化钼质量分数的二硫化钼-铜-镀铜石墨(A组)复合材料和二硫化钼-铜-石墨(B组)复合材料,在自制的磨损试验装置上考察两组复合材料机械磨损和载流磨损性能。结果表明,加入2%(质量分数)的二硫化钼,可使两类复合材料在机械磨损和载流磨损的磨损量减小j并且二硫化钼一铜一镀铜石墨复合材料在机械磨损和载流磨损时,磨损量均比二硫化钼-铜-石墨复合材料小,耐磨性好;在载流磨损条件下,两组复合材料的磨损量比其机械磨损量大,且正刷磨损量比负刷磨损量大。

关 键 词:二硫化钼  载流  耐磨性

Research of Wear Performance of M oS2 / Cu / Cop p er-Coa ted Graphite Composite Under Electric Current
ZHU Cheng-nan,XU Shao-fan,XU Shao-ping,HUO Jin-yuan,ZHAO Li.Research of Wear Performance of M oS2 / Cu / Cop p er-Coa ted Graphite Composite Under Electric Current[J].Metallic Functional Materials,2013(4):15-20.
Authors:ZHU Cheng-nan  XU Shao-fan  XU Shao-ping  HUO Jin-yuan  ZHAO Li
Affiliation:1(1.School of Material Science and Engineering,Hefei University of Technology,Hefei 230009,Anhui,China; 2.School of Mechanical and Automobile Engineering,Hefei University of Technology,Hefei 230009,Anhui,China)
Abstract:MoS2/Cu/copper-coated graphite composite (Group A) and MoS2/Cu/graphite composite (Group B) were prepared by using the powder metallurgy method. Wear properties of the two groups of composites were tested using a custom tribometer with and without electric current. The results show that, by adding an amount of MoS2 with the content of 2% ( mass percent), the wear mass of two kinds of composites decrease with and without electric current. Compared with Group B , Group A has smaller wear mass and better wear resistance with and without electric current. Under electric current condition, the wear mass of the two groups of composites is larger than those without electric current and compared with negative brush,the wear mass of positive brush is larger.
Keywords:MoS2  electric current  wear resistance
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