
Pictures are design in computer, and then equipments can automation control the depth of etching. Designs can be etching at the surface of aluminum and stainless steel, wide application range. Advantage: ● Different from traditional Fecl3 and HCl, it doesn’t have acid mist and production will not yellow discoloration. ● Low cost, only need to replenish aqueous solution. ● High effective, drawing on products are clean and uniform in color. ● Can be automatic produce. ● Environmentally friendly, full compliance with EU ROHS standards.
Technological Process: Drawing→etching→water wash→remove oil→water wash→passivation→drying→pad pasting |