... blue, black and so on). EC-A Metal Plate Electro Coating & Color machine Parameters: 1. Voltage: 220V/50HZ ... automatic of concave graphics and characters. It uses commonelectrophoresis lacquer (mainly red, yellow, blue, black and so ... coloring. Coloring action finish in 90s. The lacquer smooth and flake less after baking. Specialty, it ... and titanium plate. Metal Plate Electro Coating & Color machine