... the roller paper ! we can making 3 ,5 ,and 7layer machine! Corrugated board production line generally includes the following parts: Mill ... for liner, Gluer, Double facer, Slitter scorer, Cutter, Down stacker, steam and electric system etc. The web paper is inputted by ... F as well as special customer-tailored flutes are provided. Steam heating system and oil heating system are optional . High speed ...