... 6 layers for one time: co-extrusion layers A-B/main materials/ co-extrusion layers C-D/sandwich layer materials/co-extrusion layers E-F. High ... ,1350mm,1450mm8Effective widthmaximum 1100mm,1250mm,1350mm9Base materialspaper(50-400g/ ),plastic film,Al-foil etc10Resin usedcoating resin such as LDPE,PP,EVA ...