电刷镀镍基SiO2复合镀层热稳定性能研究

材料导报, 2007, 21(z1): 75-82.

1.驻重庆北碚区军代室,重庆,400700

2.装甲兵工程学院装备再制造技术国防科技重点实验室,北京,100072

3.驻重庆北碚区军代室,重庆,400700

4.驻重庆北碚区军代室,重庆,400700

Study on the Heat Stability of n-SiO2/Ni Composite Coating by Brush Plating

采用脉冲换向复合电沉积的方法,制备出了含纳米SiO2的纳米晶复合镀层.通过引入弥散纳米SiO2的技术途径,来阻碍纳米晶晶粒界面的迁移,进而控制纳米晶的高温生长.通过改变工艺参数,研究纳米SiO2对镀层纳米晶生长的影响规律,探讨纳米第二相对纳米晶复合镀层晶粒热稳定性控制的机制.

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