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yi lv yang hua fei ye suan shi dai ti chu you
Author(s): 
Pages: 30
Year: Issue:  2
Journal: Electroplating & Finishing

Keyword:  铝氧化酸蚀氧化膜层工件表面铝件阳极氧化化学除油铝离子过硫酸工艺条件;
Abstract: <正> 铝件装饰性阳极氧化大多采用硫酸电解液。随着电解液中铝离子(Al+3)不断增多,铝氧化膜层质量就会恶化而需要调整电解液成份。当Al+3离子积累到一定限度,比如超过28克/升时,电解液就基本失效,需要更换。我厂利用这些硫酸废液对铝工件进行酸蚀,代替了一向沿用的铝件氧化前的碱性化学除油工序。经过硫酸废液酸蚀后的铝工件表面均匀润
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