Technical Welding Services (Rochdale) Ltd is a specialist welding and engineering company. They specialise in the manufacture and refurbishment of extruder screws and barrels for the rubber, plastics and feed industries. TWS was established in 1983 and has combined experience of over 50 years in the manufacture & refurbishment of any size extruder screws and barrels. TWS can manufacture most types of extruder screws, injection moulding screws, twin screws and segmented screws used in the plastics, rubber and feed/food industries.