RB series is a having 1 â?? 9 colors high speed flexo label printing machine. It can print 1 to 6 colors on one side and 1- 4 colors on the other side depending on the model selected. The Analog Rollers are of high accuracy and of international high standards. Ink is transferred directly from the image plate to the textile material as it passes through the plate cylinders. The image plates are fixed on plate cylinders of various repeat lengths by changing the plate cylinders. After printing and passing through the UV dryer the printed label can meet the hardest of wash test and color brightness