| abstract |
Provided is a roll for embossing an aluminum plate, which is suitably used for the production of a lithographic printing plate support excellent in printing performance, particularly printing durability and sensitivity, in particular, a lithographic printing plate support for CTP. A steel roll is subjected to at least a blast treatment, an electrolytic treatment with an electric quantity of 1,000 to 20,000 C / dm 2 using the roll as an anode, and a chromium plating treatment. An aluminum plate embossing roll applied in this order. [Selection figure] None |