Youtube TLEN1653 Side gusset pouch for 500 gram coffee beans TLEN1652 Burst impact strength test for ALOxPET thickness 12 microns TLEN1651 Burst impact strength test for VMPET thickness 12 microns TLEN1650 Burst impact strength test for BOPP VMPET LDPE thickness 125 microns TLEN1648 Anti puncture strength test for foil laminate ALOxPETThickness12 microns TLEN1647 Anti puncture strength test for foil laminate BOPP VMPET LDPEThickness125 microns TLEN1646 Coefficient of friction test on VMPET materials Thickness 12 microns TLEN1645 Coefficient of friction test on ALOxPET materials Thickness 12 microns TLEN1644 Coefficient of friction test on BOPP VMPET LDPE foil materials Thickness 125microns