Material: 38CrMoAlA Appliction: extruder machine Dimension:16-300mm Effective length: ... well of different screw designs of world-famous machine brands, and can produce the screw barrel according ... Mn, Mo, Al, Ni, Cu, P, S40Cr: Cr, Mn, C, Si, Ni, S, P, CuStainless steel: Cr, Ni, Ti, ... screw and barrel for more injection and extruder machine models 5. Main market: Southeast Asia,Eastern Europe, Africa ...