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电镀厚度是多少
更新时间: 2020-10-01 00:00:00  

镀锌及合金一般8微米左右, 铜镍铬10微米以上,硬铬30微米以上,化学镍20微米左右

1、电镀就是利用电解原理在某些金属表面上镀上一薄层其它金属或合金的过程;

2、是利用电解作用使金属或其它材料制件的表面附着一层金属膜的工艺从而起到防止金属氧化,提高耐磨性、导电性、反光性、抗腐蚀性及增进美观等作用,不少硬币的外层亦为电镀。

关键词: 电镀 厚度 多少

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