Staining of anodic alumina film

Aluminum and its alloy parts by anodic oxidation, electrolytic coloring, although the film has the characteristics of wear resistance, corrosion resistance, sun fast, not easy to fade, but after all, the tone is still monotonous, only bronze, black, golden, jujube red and so on. Although other colors can also be colored by electrolysis through special methods, the process is often complicated, the technical difficulty is high, the production cost is high and the actual operation is not easy to master. And for those who do not need outdoor use of a large number of aluminum daily necessities, indoor aluminum industrial products and decorations can be dyed to make the products get colorful appearance, meet the aesthetic requirements of people in modern society, but also further strengthen the market competitiveness of the product, more effectively play the function of the product and use effect.