Aluminum Anodising Name Plates

Aluminum Anodising : is a process for producing decorative and protective films on articles made of aluminium and its alloys. The article is made the anode of an electolytic cell with aqueous sulfuric acid as electrolyte. A dense even layer of oxide about 0.08 μm thick is formed rapidly, followed much more slowly with a more porous layer up to 25μm thick.