Profile: Welex, Inc. concentrates in plastics extrusion equipment. We supply extruders, coextruders, gear pumps and sheet take-offs & accessories. We offer mark I extruder, which features a versatile belt drive system and include high capacity air-cooling. Our sheet extrusion systems serve the packaging & industrial markets with lines from 30" to over 10 feet wide with capacities from 300 lbs/hr to over 4 tons/hour.