掺杂纳米材料对等离子喷涂涂层组织性能的影响

材料保护, 2003, 36(5): 8-10. doi: 10.3969/j.issn.1001-1560.2003.05.003

掺杂纳米材料对等离子喷涂涂层组织性能的影响

李春福 ^1, , 王戎 ^2, , 刘大红 ^3, , 宋开红 ^4, , 郎立新 ^5, , 罗平亚 ^6,

1.西南石油学院,四川,成都,610500

2.西南石油学院,四川,成都,610500

3.清华大学,北京,100084

4.天津市大漠石油材料新技术有限公司,天津,300193

5.天津市大漠石油材料新技术有限公司,天津,300193

6.西南石油学院,四川,成都,610500

关键词：纳米材料 , 等离子喷涂 , 掺杂纳米材料

Effect of Doped Nano-Material on Structure and Performances of Plasma Spraying Coating

对AT13粉掺杂纳米级材料Al2O3+13 wt%TiO2的复合粉在等离子喷涂中的应用进行了研究,包括纳米级材料的分散、掺杂、制备微米粉及喷涂工艺参数.结果证明:掺杂纳米材料的涂层较常规微米级涂层结构有明显改善,涂层组织细化、分布均匀,孔隙率降低;涂层残余应力降低,亚微裂纹减少,耐磨耐蚀性能明显提高.纳米材料的加入,改善了喷涂熔融态粉末的流动性及平铺性能,改变了涂层晶粒生长机制.

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材料期刊网

掺杂纳米材料对等离子喷涂涂层组织性能的影响

Effect of Doped Nano-Material on Structure and Performances of Plasma Spraying Coating

参考文献