Ni-P/非金属纳米化学镀溶液中纳米粒子容易团聚,镀液难以保持稳定性.在化学镀Ni-P溶液中添加纳米银粒子,在钢铁基体上制备了Ni-P/Ag纳米复合镀层.用显微硬度计、金相显微镜等技术分析了镀层的厚度、硬度和表面形貌,用磨损试验机研究了镀层的耐磨损性能.结果表明:银纳米粒子在镀液中的含量为1.0×10-7mol/,L,银纳米粒子加快了镀层的沉积速度,使纳米复合镀层厚度增加;在相同的施镀条件下,Ni-P/Ag纳米复合镀层比Ni-P镀层具有更高的硬度和更好的耐磨损性能.
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