With this seven ply line, single wall, double wall and triple wall corrugated board can be produced. Besides the application scope of single wall and double wall corrugated board, the triple wall product is mainly used as motorcycle packing material. Flute combinations from A, B, C as well as special customer-tailored flutes are provided. Steam heating system is introduced. The standard seven ply line is made up of Single facer (3), mill roll stand (5~7), preheater (6), multiplex preheater (preheating roll diameter should be φ900mm for speed above 120m/min), conveying bridge (1), triplex glue machine (1), double facer (1), slitter scorer (1) (thin-blade or flaring slitting tool is optional), cut-off (1), stacker (1). Speed of 80m/min, 100m/min, 120 m/min, 120m/min or 150 m/min is offered to meet customer’s requirement. Ⅰ、MAIN TECHNICAL PARAMETER1、Model Type：WJ120－2200－3 2、Maximum Mechanical Speed：120 m/min3、Maximum Sheet Breath：2200 mm 4、Flute Type： F/ F and F．（may select flute A, C, B, D, E alternate ） Flute Type Character Flute Type Flute Height(mm) quantity/300mm length Note A 4．6－4．9 34±2 usually for lining C 3．6－3．9 38±2 usually for lining BC 3．2－3．3 44±2 B 2．6－2．9 50±2 usually for Printing D 2．0－2．2 78±4 E 1．5－1．8 88±2 usually used for color printing,For the limit of the drive motion, only could decrease to 1．1mm for the Flute Height now． 1．1－1．5 92±2 5、Economical production speed：90－120 m/min, single wall (3 ply )80－100m/min, double wall (5 ply )60－80m/min, three wall (7 ply )
