Aluminum naturally forms an oxide layer ... leading to the bright colors you often see on anodized pieces. In this process, the lye is used to strip the surface. Then it’s on to anodization ...

Anodizing is an electrochemical process some jewelers use to change the color of metals such as titanium, aluminum, and niobium. Dipping a reactive metal into a "bath" mixture of low-sudsing ...

Anodizing services for finishing aluminum alloys employ electrolytic oxidation of the aluminum surface to ... Electropolishing is often referred to as a "reverse plating" process. Electrochemical in ...