采用电阻仪、扫描电子显微镜、透射电镜、X射线衍射仪以及比电容测定仪等研究了时效工艺(温度80～160℃,时间3～9 h)对3003铝合金阴极箔组织、比电容和表面腐蚀形貌等的影响.结果表明:阴极箔经80℃×3h时效处理后,析出相粒子以细小弥散的MnAl6为主,冷轧至成品后位错分布均匀,比电容可达580 μF.cm-2;160℃时效后阴极箔中粗大的(Fe,Mn) Al6相增多,冷轧至成品后位错分布不均,腐蚀表面出现大的孔洞,不利于比电容的提高.
参考文献
| [1] | 高亢之.电解电容器用铝箔概述[J].轻合金加工技术,2000(11):9-15. |
| [2] | Y.J. Li;L. Arnberg .Evolution of eutectic intermetallic particles in DC-cast AA3003 alloy during heating and homogenization[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2003(1/2):130-135. |
| [3] | Y.J. Li;A.M.F. Muggerud;A. Olsen .Precipitation of partially coherent α-Al(Mn,Fe)Si dispersoids and their strengthening effect in AA 3003 alloy[J].Acta materialia,2012(3):1004-1014. |
| [4] | Chen SP.;Kuijpers NCW.;van der Zwaag S. .Effect of micro segregation and dislocations on the nucleation kinetics of precipitation in aluminium alloy AA3003[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2003(1/2):296-306. |
| [5] | Yanjun Li;L. Arnberg .Solidification structure of DC-cast AA3003 alloy and its influence on homogenization[J].Aluminium,2002(10):834-839. |
| [6] | Yanjun Li;Lars Arnberg .Precipitation of Dispersoids in DC-cast 3003 Alloy[J].Materials Science Forum,2002(Pt.2):875-880. |
| [7] | 靳丽,张新明,唐建国,游江海,周卓平.高温退火对阴极铝箔腐蚀性能的影响[J].中国有色金属学报,2003(02):423-427. |
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