PET flakes pelletizing line/ Recycled PET material pelletizing machine/ PET flakes pelletizer machine is used to make PET material into pellet or grain. The flow chart of complete line 1. parallel double-screw extruder 2. vent 3. double-stage water-ring vacuum system 4. water-ring vacuum system 5. water inlet pipe 6. cooling flume 7. outlet pipe for water 8. air drier 9. grain cutter 10. storage hopper