Jan 2, 2026 · Extrusion is a continuous process through which parts of a fixed cross-sectional profile are made. Material is fed through a hopper into an extruder, essentially a rotating screw surrounded by a …

Dec 5, 2025 · Film extrusion is divided into two subcategories: cast film (flat film) and blown film. In cast film extrusion, hot plastic is extruded through a flat, slit die onto a polished chill roll where it is …

Jul 29, 2016 · All extrusion processes experience molecular orientation due to the inherent strain applied to the long-chain molecules as the polymer is shaped and flows through the die.

Dec 3, 2025 · Pipe is formed when plastics is extruded through a round shaping die, cooled in a water bath, and either cut and coiled. Used in manufacture of medical tubing; PVC pipe; HDPE pipe; …

Jul 7, 2025 · Sheet extrusion includes manufacture of industrial plastic sheet; packaging sheet; thin-gauge sheet; thick-gauge sheet; thermoformed sheet.

Oct 10, 2025 · Tandem foam sheet extrusion is a complex process that requires optimization to produce quality sheets at high rates. Foam sheets are commonly produced using high molecular weight …

Jun 3, 2020 · Extrusion: Enhanced Deckle Boosts Coating Productivity Simplified mechanisms for Nordson EPC die streamline the adjustment of coating width while reducing the size of edge bead.

Apr 16, 2021 · Solve Five Common Problems in Blown Film Coextrusion The blown film industry has evolved from monolayer film structures to multilayer ones for a variety of food and non-food …

Aug 22, 2025 · The Importance of Specific Mechanical Energy During Scaleup in Twin-Screw Extrusion In this case study, the specific mechanical energy obtained on the laboratory scale TSE served as a …

Oct 24, 2025 · Plastics Extrusion Expert Jim Frankland, President of Franklin Plastics Consulting, delves into solutions and troubleshooting for film extrusion, sheet extrusion, pipe, profile and tubing extrusion.