... cyclone--screw conveyor---SKJ-550 wood pellet mill---pulse dust collector--- sawdust pelleting plantFlow chart of this line ... --screw conveyor---NMB-550 wood pellet mill---pulse dust collector----bucket elevator---cooling separator---bucket elevator---semi- ... the workstage such as crushing,drying,pelleting,cooling,sieving,dust collecting,packing ect., with consecutive and reasonable process routing, ...