研究了TiC/NiCrMoAlTi金属陶瓷、TiC/NiMo金属陶瓷和钢结TiC硬质合金的磨损行为,结果表明:在平稳加载条件下,金属陶瓷的耐磨性优于钢结TiC硬质合金;而在冲击载荷条件下,钢结硬质合金的室温耐磨性优于金属陶瓷,但在高温下金属陶瓷的耐磨性又转为优于钢结硬质合金,与室温相比TiC/NiCrMoAlTi和TiC/NiMo的耐磨性分别提高31%和79%,而钢结TiC硬质合金则下降52%.初步分析了不同粘结相的TiC增强复合材料的磨损机制以及加载率和温度对磨损行为的影响.TiC增强复合材料的磨损行为与其使役条件密切相关.
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