冷喷涂技术的研究现状及进展  

Research and Development of Cold Spray Technology

作　　者：卜恒勇[1,2] 卢晨[1,2] 

机构地区：[1]上海交通大学轻合金精密成型国家工程研究中心,上海200240 [2]上海交通大学金属基复合材料国家重点实验室,上海200240

出　　处：《材料工程》2010年第1期94-98,共5页Journal of Materials Engineering

摘　　要：综述了冷喷涂技术的原理和特点,重点讨论了冷喷涂过程中粒子的临界速度和涂层质量的影响因素及涂层的沉积机制,并阐述了涂层的应用进展和发展趋势,指出合理地控制喷涂参数是获得性能优异涂层的重要条件,同时改进喷枪结构,制备功能涂层和复合涂层将是冷喷涂发展的主要方向。This paper summarized the processing principles and characteristics of the cold gas dynamic spray（cold spray） technology.It emphasized to discuss the coating deposition mechanism and the parameters which influenced the critical velocity of the particles and the coating quality.It is believed that using the proper parameters in the coating process is vital for getting high quality coating,improving the structure of the spray gun,fabricating functional and composite coatings are considered as the main directions of the cold spray in future.

关 键 词：冷喷涂 临界速度 沉积机制 复合涂层 

分 类 号：TG174[金属学及工艺—金属表面处理]