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Tribological properties of CNTs composite coatings by high-energy laser irradiation
Author(s): 
Pages: 37-40
Year: Issue:  1
Journal: APPLIED LASER

Keyword:  碳纳米管复合涂层激光熔覆摩擦性能;
Abstract: 碳纳米管具有超强的力学性能,极高的纵横比、高的化学和热稳定性及导电性,是制备复合材料的理想组元.本文采用大功率CO2激光器,以45碳钢为基体,制备了激光熔覆的CNTs复合涂层.研究了在激光作用下,工艺参数对涂层性能的影响,并对复合涂层进行了摩擦磨损试验.试验结果表明:经激光熔覆处理制备的CNTs复合涂层,其耐磨性能显著提高,磨损失重是未处理的38%,摩擦系数也显著下降,是未处理试样的37%.
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