... /AL12, 250/AL12,265/AL16 (micron), customized width,10-color printing processing available. Aluminum Barrier Laminated Web for tubes,Common specifications ... :200/AL 12, 220/AL 12, 250/AL12,Take 200/AL12 for example, it means ... web is 200 micron ,the aluminum barrier foil is of 12 micron thickness. Width of these laminated webs ranges from 144mm ...