COLOR MARKING OF STAINLESS STEEL AND TITANIUM WITH THE LASER OXIDATION METHOD

Marking of metal products is essential in many industrial processes. It mandatory for the finished according to regulations European and world legislation. Traditional marking usually creates contrasting symbols that can easily be erased forged.In recent years, a new method product identification has appeared - color marking. One advantages this it difficult counterfeit. This article aims present progress technology on two types materials. Three groups factors have been analyzed: laser source; technological process; material properties. Their role obtaining specific Ti AISI 304 shown. The results are presented tables. Each repeated only with strict observance three factors.