How To Anodize Aluminum

This video demonstrates the anodizing of aluminum by following the anodizing of two laser host parts from start to finish. A tailcap and battery tube get anodized black in this video. A simple setup is shown that can be easily and cheaply duplicated by anyone who needs to anodize their aluminum projects. Battery sulfuric acid from an auto supply place is used as the anodize bath. It is diluted one part of acid slowly added to four parts water. Always add the acid to the water, never the opposite, and add th