怎样区分铝合金零件是阳极氧化还是化学氧化

2025-03-26 15:05:34
推荐回答(4个)
回答1:

导电性, 化学氧化优於阳极氧化, 但如果化学氧化厚一点, 或采用传统六价铬氧化, 用普通电表不一定测得出来.
最好的方法是比较硬度, 以指甲或硬币测试, 会被刮出刮痕的就是化学氧化.

回答2:

化学氧化是采用化学介质处理金属表面,通过化学反应使金属表面氧化,生成稳定的防锈氧化膜。阳极氧化是使金属在给定电解质中作为阳极,通过一定的电流密度,在其表面形成一层氧化物覆盖层的过程。
前者是通过加入某种物质发生氧化反应。后者是在电解过程中发生。

回答3:

最简单的区分方法,化学氧化有的地方也叫导电氧化,它氧化膜薄,可以导电,而阳极氧化是不导电的,所以你拿个万用表在产品表面测导不导电就知道了

回答4:

阳极氧化多为本色,化学氧化的颜色种类多谢。
本质上和应用上差别不大。

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