Extruder efficiency is as much a function of screw design as any other factor. Wellex Extrusion is a leader in designing single- and twin-screw systems for optimum production. The company, which designs screws for competitors' machines as well as its own, can provide more than 400 different screw geometries for all types of single- and twin-screw extruders. Wellex Extrusion is launching several sets of counter-rotating twin-screws, in parallel and conical designs with molybdenum or tungsten carbide coatings, which highlights its expertise in screw design for pipe, profile, siding, natural-fiber composite and sheet applications.
American Maplan DSK 62 conical counter-rotating twin screws and barrels for AMC DSK62 conical twin-screw extruders
American Maplan TS88 Barrel/Screws
American Maplan TS100 Barrel/Screws
Configuration: Typically features a parallel twin-screw design with L/D ratios around 24:1 to 28:1.
Applications: CPVC pipes