Double Wall Corrugated Production Line

With this line, single wall and double wall corrugated board can be produced. Besides the application scope of single wall corrugated board, The double wall product is also widely used as packing material in many fields such as TV set, refrigerator, fruit, cigarette, beverage, and so on. Two flute combinations (A&B, C&B) as well as special customer-tailored flutes are provided. Steam heating and oil heating are optional (but oil heating is not suitable for line with speed above 100m/min). The standard five ply line is made up of single facer (2), mill roll stand (3~5), preheater (4), multiplex preheater (preheating roll diameter should be φ900mm for speed above 120m/min), conveying bridge (1), duplex 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, 150m/min or 180 m/min is offered to meet customer’s requirement.
Corrugated board production line generally includes the following parts: Mill Roll Stand, Pre-heater, Auto Splicer, Single facer, Overhead bridge conveyor, Multiple heater for liner, Gluer, Double facer, Slitter scorer, Cutter, Down stacker, Boiler and etc. The web paper is inputted by Mill Roll Stand, and after heated and regulating the moisture by the pre-heater, the paper is put into the Single Facer for shaping and then conglutinating with another top paper to form a single corrugated board. The single corrugated board is then transmitted by the overhead bridge conveyor to multiple heater to be reheated, after this the paper is to double facer for being heated and jointed, herein a continuous corrugated board is formed. Being longitudinal slitted and pressed by Slitter scorer and accurate transverse and longitudinal cut by Cutter, pieces of square corrugated boards are finished, which are piled up and counted by the Down stacker. The finished products of a complete corrugated board production line are finally put out by down stacker. We can provide all kinds of configurations for the production line as per the specific requirements of the customers.