Electro Chemical Etching,Electrochemical Marking,Marking Machines Electro-Chem Etch Metal Markings, Inc. was established in the late 1960's to provide the booming Aerospace industry with permanent part marking for product identification and traceability.Electro-Chem Etch was purchased in 1987 by the current owners, providing expertise in all aspects of the electrochemical etching/marking process. Ecemmi.com~Site InfoWhoisTrace RouteRBL Check