He aha ka Chromate Conversion Coating/Alodine/Chem Film?ʻO ka manawa e heluhelu ai i 3 mau minuke Introduction ʻO ka uhi hoʻololi Chromate ʻike ʻia ʻo ia ka alodine coating a i ʻole ke kiʻi ʻoniʻoni Chem, ʻo ia ke ʻano o ka uhi hoʻololi i hoʻohana ʻia e passivate alumini, i kekahi mau mea kila, zinc, cadmium, keleawe, kālā, titanium, magnesiu...
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