... , overbridge, multi-roller pre-heater, pasting machine, binding & drying 1.The corrugated cardboard production line is mainly made up of the following ... the single-roller pre-heater, sent to the single facer for further heating, flute-pressing, pasting and binding into the ... the multi-roller pre-heater and for flute edge pasting in the pasting machine and for cardboard binding and forming together with ...