... single wall,double wall and triple wall corrugated board production with speed ranging from 100m/min to 250m/min and ... mainly includes mill roll stand,single facer,conveyor bridge,glue machine,doublefacer,preheaters,preconditions,slitter scorer,cut-off stacker,steam ... supplying system.Appliable for 5Ply/7Ply corrugated carton paperboard production: Automatic Corrugated Board Making Machine 5Ply/7Ply