涂层硬质合金具有高硬度和优良的耐磨性,延长了其制品的使用寿命。本文主要从材料学角度,综述了涂层结构类型、涂层材料及结构、涂层基体等方面国内外涂层硬质合金的研究进展,联系具体涂镀技术和工艺,对比和讨论了不同类型涂层的物理性能、机械性能和切削性能,并对涂层硬质合金行业的发展进行了展望。
Coated Cemented Carbides with high hardness and better wear resistance prolong cutting tool' s life. In the view of materials science, the advances in coating types, coating materials and structure, coating substrate are reviewed in present work. The physical properties, mechanical properties and cutting performances of different types of coatings, associating with their coating technologies, are compared and discussed. The development tendency of this field are also proposed.