刘莉,张鲲,熊辉辉,宁淑红,胡琪,董立新,陈辉

• 1:西南交通大学材料科学与工程学院
• 2:西南交通大学四川省先进焊接及表面工程技术研究中心

摘要(Abstract)：

为改善6061铝合金的表面耐磨性能和耐蚀性能,利用阳极氧化技术在草酸电解液中制备了阳极氧化膜。采用显微硬度仪测试了膜层的显微硬度,利用摩擦磨损试验机(CSEM)研究阳极氧化膜的摩擦性能,利用电化学阻抗谱(EIS)分析氧化膜的抗腐蚀性能。研究了阳极氧化电流密度、电解液温度以及阳极氧化时间对氧化膜的硬度、耐磨性及耐蚀性的影响规律,给出综合性能较好的阳极氧化工艺参数:电解液为40 g·L-1的草酸,阳极氧化温度为10℃,阳极氧化电流密度为1.0 A·dm-2,阳极氧化时间为120 min。

关键词(KeyWords)： 阳极氧化;草酸;耐磨;耐蚀;电化学阻抗

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51201144);; 中国博士后科学基金(2013M542288);; 中国科学院无机特种涂层重点实验室开放基金(KLICM-2012-08)

作者(Author): 刘莉,张鲲,熊辉辉,宁淑红,胡琪,董立新,陈辉

DOI: 10.13289/j.issn.1009-6264.2015.11.038

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