Air-cooling hot-face cutting granulating production line multi fuction . easy operation This unit include the measurable feeder,extruder(single screw extruder,double screw extruder or two stage extruder),hot-face pelletizer with air cooling, cyclone(the second cyclone is optional),vibrate sieve,silo etc.Including: extrusion,main feeder,wter-ring cover,pelletizer,dewatering vibrating sieve,cyclone ...