printing board: Thickness: 2mm-12mm Width: less than 1720mm. Length: No limited. Color: natural, white, black, yellow, red printing board:PP sheet, also called polypropylene sheet. It has good toughness and breakdown endurance, high impact, resistance, low permeability and low temperature resistance, good solvent resistance and high corrosion resistance.Specification:Thickness: 2mm-12mmWidth: ...