... 1)Material:aluminum alloy 2)Useage: printing machinery, plastic packaging machine Aluminum Roller For Printing Machinery 1)Alloy No.:6061,6063... 2 ... ,Electrophoresis 4,Mill Finish 5,Wood Grain 6,Flourocarbon Coating 7,PVDF Coating 8,Polish 4)Coating Colour:silver, bronze, champagne, black, blue ...