... sign brand, equipment panel ,metal crafts & gifts ,etch various pattern and character in the stainless steel,titanium board, zinc,aluminum, ... ionization effect to strip the metal2)Processing all conductive metal ,like stainless steel, titanium plate,copper,aluminum,etc.3)the processing ... each piece Machine picture: Samples: CEFactory and workshop: 2012 Hot! Electric Metal Plate Etching Machine BYT3055