The Global Standard in Plastics Extrusion. Welcome to the Graham Engineering Company home page. GEC brought the world the Graham Wheel way back in 1964 and remains the leader in the plastics extrusion industry. Proven Machinery, Customized Our innovations have produced reliable, replicable parisons and quality single screw extrusion with complete downstream solutions for a distinguished array of clients. They choose GEC because we have proven our model of innovative modular machines — customized precisely to their specific manufacturing needs — saves them time and money. Delivering reliable blow molding, extrusion, sheet extrusion, industrial, and healthcare tubing solutions to our clients, including downstream systems that maximize their manufacturing capabilities, is just the beginning. Assembling the Best GEC has not only earned your trust over the decades, but we also gathered together exemplary brands to form a powerhouse of modular solutions and controls that are incomparable. American Kuhne, Welex, and Navigator Controls have become part of Graham Engineering, and we are proud to continue their legacies of quality.