ML130 PP/PE film water ring pelletizer machine Material shapes:film,bag BOPP,CPP,HDPE,LDPE,LLDPE ... the following meter zone to the screen changer and pelletizer. WD-130/30 single screw extruderGear box:high torque,low noise,external connect ... with cooling recycling system;Screw: 38CrMoA1A,Nitrogen treatment;Barrel: 38CrMoAlA, ...