... structure,superior performance specail single screw designed stable and high output IntroductionThis pelletizing unit contains SJ-120/28 single screw ... extruder with special die head, high speed net changer, cooling tank, drying device, grain cutting ... cooling tank 1 set5 drying device 1 set6. high speed grain cutting machine 1 set7. electric control device 1 setASUN Machinery ...