Wegener Welding | Home Wegener, plastic, plastic welding, plastic welding equipment, thermoplastic, thermoplastic welding, thermoplastic fabrication, thermoplastic processing, plastic fabrication, extrusion welder, extrusio Wegener is the world's most unique manufacturer of custom thermoplastic welding technology (butt welding machines, bending and edging machines, hand held extrusion welders, hot air welding equipment, testing equipment and so on).