... sealing strongly. 3.Excellent stretchability. 4.Reasonable price. 5.Liquid Packaging Film. 5-layer Co-extrusion UHT Sterilized Film1) Made of PE2) ... advantageous features such as good tensile strength, high resistance, long shelf life, easy printing, even thickness, good planeness, low ... performance together with liquid, and high strength welding seam.Shelf life for contents in the packing: 3~7 days ...