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Aluminium special etching ?

hi buddies, i recently found some interested aluminium etching photos ,

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which created some special corrosion process. and i would like to using this technic into my projects. do someone know the formula to make such corrosion process??

Thanks for helping

pleex

Reply to
pleex
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I would try it with Fe-III-Cl. It can be easily obtained where hobbyists that etch PCBs get their stuff.

Nick

Reply to
Nick Müller

Even better for aluminum is sodium hydroxide, aka lye.

Reply to
tomcas

Looks to me, to be alot like plain etched and alodined (Alodine 1200 "the rust effect") aluminum "

Reply to
Franklin Newton

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