Single-screw and twin-screw pelletizers serve different plastic-processing needs. A single-screw pelletizer is often effective for stable extrusion, routine recycling, and relatively consistent thermoplastic feedstock.

A plastic pelletizing machine is an industrial system that converts thermoplastic raw material or prepared plastic waste into consistently sized pellets for reuse in extrusion, injection molding, compounding, and other manufacturing processes.

Polyethylene, polypropylene, PVC, polystyrene, and PET are among the most common industrial plastics because they support high-volume manufacturing across packaging, construction, household goods, transportation, and consumer products.