采用磁控溅射法在高速钢(HSS)基片上制备了氮化碳(CNx/TiN)复合薄膜,并采用球-盘式摩擦试验法对其摩擦学性能进行了研究.通过分析薄膜的摩擦系数变化曲线,并辅之以薄膜摩擦表面形貌的显微观察分析以及EDS微区成分分析,对薄膜的摩擦学性能进行了表征.结果表明,CNx/TiN复合薄膜与对偶球(Si3N4)之间的摩擦系数约为0.3.具有较好的减摩性能,但复合薄膜的耐磨性能受制备工艺的影响较大.沉积合适的TiN/Ti过渡层可以显著提高薄膜的耐磨性能.薄膜的磨损机理主要为磨粒磨损与黏着磨损以及疲劳磨损相互结合.
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