3920 6219 70

3920621970

Poly(ethylene terephthalate) film in rolls with: -a thickness of 35 μm or more, but not more than 75 μm, -a tensile strength of 40 MPa or more in the machine direction (MD) and 200 MPa or more in the transverse direction (TD), -an elongation at break of 400 % or more in MD and 30 % or more in TD, -a heat shrinkage (in water at 90 °C/10s) in MD of 0,49 % or more, but not more than 0,51 %, -a dynamic heat shrinkage (between 55 °C and 70 °C ) in TD of not more than 20 percentage points, -a light transmittance of 85 % or more, -a haze ratio of not more than 6 %, -a surface tension of 38 mN/m or more, -a density of 1,30 g/cm³ or more, but not more than 1,34 g/cm³, -a shelf life declared by the manufacturer of not less than 12 months