| SiC复合微弧氧化陶瓷层制备及其摩擦学性能 |
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| 引用本文： | 于光宇,朱新河,郑世斌,程东,马春生.SiC复合微弧氧化陶瓷层制备及其摩擦学性能[J].材料导报,2018,32(Z1):289-293. |
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| 作者姓名： | 于光宇 朱新河 郑世斌 程东 马春生 |
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| 作者单位： | 大连海事大学轮机工程学院 |
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| 基金项目： | 交通运输部应用基础研究项目(2015329225230) |
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| 摘 要： | 通过在电解液中添加SiC纳米颗粒的方法,利用微弧氧化技术在ZL109铝合金上制备复合陶瓷层,研究SiC复合微弧氧化陶瓷层的微观结构和摩擦学性能。研究结果显示,SiC纳米颗粒进入到微弧氧化陶瓷层中形成了复合陶瓷层,复合陶瓷层主要由α-Al2O3、γ-Al2O3和SiC三相组成;与普通的微弧氧化陶瓷层相比,SiC复合陶瓷层的表面更加平整,硬度提高了20.4%;SiC复合陶瓷层在高速往复式摩擦磨损实验中的摩擦系数降低了22%、磨痕宽度减小了34.7%。分析表明,复合陶瓷层硬度的提高和导热性的增强是改善摩擦磨损性能的主要原因。
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| 关 键 词： | 微弧氧化 ZL109铝合金 SiC纳米颗粒 复合陶瓷层 高速摩擦磨损 |
Preparation and Tribological Properties of SiC Composite Micro-arc Oxidation Ceramic Coating |
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| YU Guangyu,ZHU Xinhe,ZHENG Shibin,CHENG Dong and MA Chunsheng.Preparation and Tribological Properties of SiC Composite Micro-arc Oxidation Ceramic Coating[J].Materials Review,2018,32(Z1):289-293. |
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| Authors: | YU Guangyu ZHU Xinhe ZHENG Shibin CHENG Dong and MA Chunsheng |
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| Affiliation: | School of Marine Engineering, Dalian Maritime University, Dalian 116026,School of Marine Engineering, Dalian Maritime University, Dalian 116026,School of Marine Engineering, Dalian Maritime University, Dalian 116026,School of Marine Engineering, Dalian Maritime University, Dalian 116026 and School of Marine Engineering, Dalian Maritime University, Dalian 116026 |
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| Abstract: | |
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| Keywords: | micro-arc oxidation ZL109 aluminum alloy SiC nano-particles composite ceramic coating high-speed friction and wear |
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