FRA-318, PET Liner with a thickness of 75 microns (3 mils), it strikes a balance between sturdiness and flexibility. Boasting a specific weight of 1.40 g/cm3, it ensures both durability and easy handling. Its impressive tensile strength of 19.0 kg/mm2 in both machine and transverse directions, along with elongation at break ranging from 60% to 150%, showcases its robust nature without compromising flexibility.