METHOD FOR TREATING THE SURFACES OF ALUMINIUM OR ALUMINIUM ALLOYS BY MEANS OF FORMULATIONS CONTAINING ALKANE SULFONIC ACID
Aluminum or aluminum alloys are surface-treated by anodic oxidation (anodization) in an electrolyte containing from 3 to 30% by weight of an alkanesulfonic acid. Workpieces based on aluminum or aluminum alloys and produced by this process can be used in building and construction, in automobile or ai...
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