The 3ply, 5ply, 7ply, and multi-function corrugated cardboard production line mainly consist of the ... following equipments. The 3ply, 5ply, 7ply, and multi-function corrugated cardboard production line mainly consist of the following ... -conditioner, Pre-heater, Auto-splicer, Single Facer, Conveying Span Bridge, Multi-ply Pre-heater, Glue Application Machine, Double Facer, Slitter Scorer, Cut- ...