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SIRIUS0102

铁杆木虫 (小有名气)

[求助] 电镀玫瑰金颜色问题

我们电镀后颜色与样板接近,玫瑰金颜色比较浅,镍打底,在镀金铜合金,但过清洗线和喷油后,颜色就变深,有些发黑,或者有黑斑,清洗线有酸碱缸,喷的是透明油,低温烘烤或者不过清洗颜色变化不严重,怀疑是不是镀层附着力不够,或者铜被高温氧化所致,哪位大神可以帮忙解释,不胜感激!

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willto123

金虫 (小有名气)

两个可能:1清晰液有含硫的化合物,生成了硫化铜,或者咬底生成了硫化镍;高温氧化生成成氧化铜。
2楼2018-03-05 11:25:36
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