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Home > Technical support > 氯化钾滚镀锌​镀不上锌怎么办?

氯化钾滚镀锌​镀不上锌怎么办?

Release Date:2019-09-19 Content Comes From:http://jlwjdd.com/en/

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氯化钾滚镀锌镀不上锌怎么办?
出不上锌的问题比较难解决的大都在被镀材料身上,有些经过热处理的高碳钢确实很难上镀,因为他们的氢过电位比较负,你可以看看你酸性槽液是否产生气体,然后检查一下槽液成分,有没有其它物质先于锌被电解出来,如果是这方面原因的话,建议改善前处理,加一道电解脱脂,改变材料表面性质,可以这样试试,如果确定不是材料问题的话,重点可以放在镀液和导电情况上,这两方面也比较重要。

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