| 摘要 |
PURPOSE:To surely sqeeze coloring liquid from a waterless planographic plate to which coloring is performed by disposing a water-repellent roll at the exit of a coloring part. CONSTITUTION:Conveying roller pairs 94 and 96 are arranged on the upper part of a coloring tank main body 90 in order from a side where the waterless PS plate 12 gets in the coloring tank main body 90 along the conveying direction of the PS plate 12. The conveying roller pair 94 is formed of general rubber and the conveying roller pair 96 is formed of silicone rubber. Then, the surface of the conveyed waterless PS plate is prevented from being damaged. Since the conveying roller pair 96 is formed of silicone rubber, it has good water repellency. The coloring liquid 17 is repelled from the surface of the non-image part of the PS plate 12 and the excess coloring liquid 17 is surely removed. |
