汽车配件铝材微弧氧化工艺研究
Study on Micro-arc Oxidation Technology of Aluminum in Auto Parts
刘远彬
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作者单位：龙泉市广龙汽车空调配件有限公司, 浙江 龙泉 323700
中文关键字：微弧氧化； 铝合金； 耐蚀性； 电解液
英文关键字：micro-arc oxidation; aluminum alloy; corrosion-resistance; electrolyte
中文摘要：对汽车冷凝器和蒸发器的微弧氧化工艺进行了研究；概述了铝合金微弧氧化技术的研究现状，探讨了其优越性。着重研究微弧氧化的耐蚀性，包括电解液的组成体系研究、添加剂的研究以及电流、电压、频率、氧化时间和温度对铝材的性能影响的研究。通过实验，得出一种理想的电解液组合和优化的电参数，使微弧氧化的耐蚀性最好。
英文摘要：The technology parameters of micro-arc oxidation of condenser and evaporator were researched. Firstly, the study situation of micro-arc oxidation of aluminum alloys and technical advantages were summarized. The corrosion resistance of micro-arc oxidation was studied, including the constitution of electrolyte and additives. The influences of electric, voltage, frequency, oxidization time and temperature on the performance of aluminum product were also discussed．Finally, the ideal constitution of electrolyte and optimized electrolyte parameters are obtained by the test under the parameters, the corrosion resistance of the micro-arc oxidation is best.