... cleaning, transmission, compounding, pressure-forming, etc.made of high tool speed W6Mo5Cr4V2, or anti-corrosion steel 38CrMoAlA by ... PLATE , LINER , SCREW , HEAD SCREW MIXING PIN , BUSH , SEAT , DRIVE SHAFT MAIN SHAFT , COMPRESSION HOUSING WEAR SLEEVE , SLIDING PIECE3 ... HOUSING , LINKSOTHER WENGERP/C-10HEAD , SLEEVE , SCREW , SHEARLOCK High quality and Standard Twin Screw Extruder Screw Element