Corrugated Cardboard Production Line is the professional equipment for producing corrugated cardboard.The 3ply,5ply,7ply,and multi-function corrugated cardboard production line mainly consist of the following equipment :Mill Roll Stand, surface paper(corepaper) pre-heater.Single facer, Conveying Span Bridge.Glue Application Machine, Double Facer,Slitter Scorer,Cut-off,Conveyer and Stacker,Steam heating System, Air compression system and Glue Making System, etc.Different models and quantities equipments can compose different models and grades 3ply,5ply,7ply corrugated paperboard production line.