United Plastics Corporation serves the world with extrusion, dual extrusion, and tri-extrusion, in interior and exterior grade compounds. Our materials include PVC, polypropylene, polystyrene, polyethylene, rigid foam, santoprene, and Rigid and Flexible Plastic Extrusionmore. Our custom compounding and full in-house die capabilities allow a variety of durometers engineered to your precise specifications. We also offer in-line and/or secondary operations, including minor assembly, welding, and punching.