Leading experts in the highest quality design, manufacture, and rebuilding, of screws, barrels, tips, end caps & nozzles for injection and extrusion molding. Challenging mixing requirements, high-wear applications, upsizing, downsizing, high volume production, small-volume runs, micro precision requirements; we have done it all. Our plasticating unit components are operating in high-quality injection and extrusion molding plants around the world. Concor's large manufacturing facility operates two shifts per day in Wisconsin USA, and our engineering team designs the best feed-screws, barrels, tips and end caps for your specific material and application. Our products can be found in a full range of machine makes and models, and our customers include large and small operations, along with multinational OEMs.