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纳米 SiO2添加剂对铸造铝铜合金微弧氧化陶瓷层耐磨性的影响
引用本文:吴德凤,雷源源,张晓燕,周小淞. 纳米 SiO2添加剂对铸造铝铜合金微弧氧化陶瓷层耐磨性的影响[J]. 表面技术, 2013, 42(5): 42-44
作者姓名:吴德凤  雷源源  张晓燕  周小淞
作者单位:贵州大学 材料与冶金学院, 贵阳 550025;贵州大学 材料与冶金学院, 贵阳 550025;贵州省材料结构与强度重点实验室, 贵阳 550025;贵州大学 材料与冶金学院, 贵阳 550025;贵州省材料结构与强度重点实验室, 贵阳 550025;贵州大学 材料与冶金学院, 贵阳 550025
基金项目:贵阳市社会发展与民生科技计划(2012103-70) ;贵州省国际科技合作计划(2012-7001) ;贵州省优秀科技教育人才省长专项资金(2010-9)
摘    要:采用Na3PO4基础电解液,添加不同量的纳米SiO2,对铸造铝铜合金进行微弧氧化处理,分析了纳米SiO2用量对微弧氧化膜层厚度、硬度、物相组成、微观表面形貌及耐磨性能的影响。分析表明:纳米SiO2参与了微弧氧化反应过程,并进入微弧氧化膜层,当其添加量为3 g/L时,膜层的耐磨性能最佳。

关 键 词:纳米SiO2  铸造铝铜合金  微弧氧化  耐磨性
收稿时间:2013-05-30
修稿时间:2013-06-22

Effect of Nano-SiO2Additive on the Microstructure and Wear Resistance of Micro-arc Oxidation Ceramic Coating on Casting Aluminum Alloy
WU De-feng,LEI Yuan-yuan,ZHANG Xiao-yan and ZHOU Xiao-song. Effect of Nano-SiO2Additive on the Microstructure and Wear Resistance of Micro-arc Oxidation Ceramic Coating on Casting Aluminum Alloy[J]. Surface Technology, 2013, 42(5): 42-44
Authors:WU De-feng  LEI Yuan-yuan  ZHANG Xiao-yan  ZHOU Xiao-song
Affiliation:Materials and Metallurgy College, Guizhou University, Guiyang 550025 , China;Materials and Metallurgy College, Guizhou University, Guiyang 550025 , China;Guizhou Province Key Laboratory of Structure and Strength of Materials, Guiyang 550025 , China;Materials and Metallurgy College, Guizhou University, Guiyang 550025 , China;Guizhou Province Key Laboratory of Structure and Strength of Materials, Guiyang 550025 , China;Materials and Metallurgy College, Guizhou University, Guiyang 550025 , China
Abstract:The effects of nano-SiO2additive in electrolyte on ceramic coatings formed by micro-arc oxidation process on casting aluminum-copper alloy on thickness, hardness,phase structure micromorphology and wear resistance were analyzed. The results show that nano-SiO2additive take part in the process of micro-arc oxidation. The optimal addition amount of nano-SiO2in the electrolyte is 3 g / L.
Keywords:nano-SiO2   casting aluminum-copper alloy   micro-arc oxidation   wear resistance
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