... layer)Spec:Width 600mm,Thickness:0.02mm-0.03mm Inner hole diameter 76mm,Functions:High obstruction,Heat insulation,Air tightness,Printable,Breakable ... Composite sheetSpec:withd:<=1000mm,thickness:0.06-0.45mm inner hole dia 76mm,outer roll dia<=500mm(according to different requirement ... 0.10mm-0.25mm,PE 0.02mm-0.05mm inner hole dia:76mm,Outer roll dia<=500mmFunction:Heat insulation,printable.Application ...