Method for manufacturing a packaging web

摘要

A method for manufacturing a polyethylene terephthalate (PET) packaging web, wherein PET material is extruded using a twin-screw extruder and wherein the extruder interior space is degassed during the extrusion. The molten plastic is outputted in a strip shape from a spinning head located after the twin-screw extruder. The plastic strip is then cooled and stretched.