W-J, Inc.

W-J, Inc. is a privately held manufacturer and service company based in Solon, Ohio, USA, established in 1972. With 11 to 50 employees, the company specializes in the design, manufacturing, repair, and rebuilding of feedscrew and barrel components for plastics and rubber product manufacturers and processors. Operating a 42,000 square foot plant, W-J, Inc. offers a comprehensive range of products including new and repaired injection and extrusion feedscrews, twin screws, barrels, non-return valves (screw tips), nozzles, end caps, adapters, mixers, and heater bands. Their manufacturing capabilities include precision CNC machining, milling, turning, grinding, plasma transferred arc (PTA) hardface welding, heat treatment, and surface treatment. The company provides full-service solutions, including in-house design expertise, CAD component design drawings, and on-site services for inspection, troubleshooting, preventative maintenance, and installation. All work is performed in the United States by skilled engineers and craftsmen, ensuring components meet or exceed OEM specifications.