采用真空熔炼的方法制备了Cu-Ag-Zr合金,研究了微量Zr对Cu-Ag合金磨损行为的影响,探讨了合金的磨损机理.结果表明:Cu-Ag合金的磨损率随着Zr含量的增加明显减小,随着受电电流和滑动距离的增大逐渐增大.粘着磨损、磨粒磨损和电侵蚀磨损是主要的磨损机制.微量Zr的加入使合金中形成弥散细小的析出相,使其磨损性能明显优于Cu-Ag合金.
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