采用机械搅拌与高能超声处理法制备了纳米SiC颗粒(n-SiCp)增强的镁基复合材料,探讨了基体及其复合材料的干滑动摩擦磨损行为.结果表明:由于纳米颗粒的强化作用,复合材料的耐磨性能要明显的强于基体,随着载荷的增加,基体和复合材料的磨损率线性增加,在磨损过程中,基体和复合材料经过磨合磨损和稳态磨损两个阶段.通过对磨损表面的显微分析发现,磨损机制主要是粘着磨损、磨粒磨损和剥层磨损,载荷大小对磨损机制有重要影响.
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