This plletizing extruder has special screw design and different configuration, it is suitable for the recyoling of PP, PE, BOPP, BOPET, BOPA, PA66, etc. Dry film. The gearbox is high torque designed which attains the functions of low noise and stable operation. The surface of the screw and barrel have been special treated so that the screw and barrel are wearable, they have very good plasticization and mixing effect and the production capacity is high. The extruder has the vacuum vented design which can exhaust the vapor or gas during the production, so that the output are more stable and the pellets are more uniform.