Cu-SiC纳米复合镀层制备工艺研究Preparation of Cu-SiC nanocomposite coatings
马春阳;谷硕;曲智家;
摘要(Abstract)：
采用机械搅拌-电沉积方法,在45钢基体表面制备Cu-SiC纳米复合镀层。利用扫描电镜和摩擦磨损试验机研究机械搅拌速率、电流密度、SiC粒子质量浓度以及pH值等因素对Cu-SiC纳米复合镀层耐磨性能的影响及规律。结果表明,Cu-SiC纳米复合镀层的最佳制备工艺参数为:搅拌速率300 r/min,阴极电流密度4 A/dm2,镀液中SiC粒子的浓度4 g/L,pH值3.5~4.5。
关键词(KeyWords)： Cu-SiC;复合镀层;耐磨性能
基金项目(Foundation):
作者(Author): 马春阳;谷硕;曲智家;
Email:
DOI: 10.14024/j.cnki.1004-244x.2012.05.019
参考文献(References)：
- [1]徐滨士,朱绍华.表面工程的理论与技术[M].北京:国防工业出版社,1999:5-10.
- [2]Low C T J,Wills R G A,Walsh F C.Electrode position of com posite coatings containing nanoparticles in a metal deposit[J].Surf Coat Technol,2006,201:371-383.
- [3]李雪松,吴化,杨友,等.MB8镁合金阴极电沉积Ni-SiC纳米复合镀层微观结构及性能[J].中国有色金属学报,2008,18(7):1261-1267.
- [4]Musiani M.Electro deposition of composites:an expanding subject in electrochemical materials science[J].Electro Chem ical Acta,2000,45(20):3397-3402.
- [5]Surviliene S,Orlovskaja L,Bikulcius G,et al.Effect of MoO 2 and TiO 2 on electro deposition and properties of chromium coat ing[J].Surface and CoaSiCgs Technology,2001,137(2/3):230-234.
- [6]Molina J M,Saravanan R A,Narciso J,et al.Surface modifica tion of2014aluminium alloy Al 2 O 3 particlescomposites by nickel electrochemical deposition[J].Materials Science and Engineering A,2004,383(2):299-306.
- [7]Chan K C,Wang G F,Wang C L,et al.Low temperature and high strain rate superplasticity of theelectrodeposited Ni Si 3 N 4 composite[J].Scripta Materialia,2005,53(11):1285-1290.
- [8]Szczygiel B,Kolodziej M.Composite Ni Al 2 O 3 coatings and their corrosion resistance[J].Electrochimica Acta,2005,50(20):4188-4195.