7-layer co-extruded film, BS-1958

7-layer co-extruded film, BS-1958

7-layer structure (inside to outside): ULDPE 100 µm (heat-sealing layer) / LLDPE 100 µm / adhesive polyolefin 20 µm / EVOH barrier 25 µm / adhesive polyolefin 25 µm / LLDPE 50 µm / HDPE 30 µm (outer layer); total thickness 350 µm ±10%, adjustable on request

A 7-layer co-extruded film with an EVOH barrier for forming single-use bioprocess bag bodies. The EVOH layer provides gas and organic-solvent barrier while the inner and outer polyethylene layers deliver heat-seal strength and flexibility. Suitable for single-use storage bags, transfer bags and 2D/3D bag forming.