cardboard folding box

packing box wholesale cardboard folding box WJ series high speed corrugated cardboard production line High speed 5 layer corrugated paperboard production line packing line/machinery/equipments          corrugated cardboard production line is the professional equipment for prodcuing corrugated cardboard. The 3ply,5ply, 7ply,and multi-function corrugated cardboard production line mainly consist of the following equipment: mill roll stand, surface paper(core-paper)pre-heater.Single facer,conveying span bridge, glue application machine, double facer,slitter scorer,cut-off,conveyer and stacker,steam heating system, air compression system and glue making system,etc. Different models and quantities equipments can compose different models and grades 3ply,5ply,7ply corrugated paperboard production line. On the base of understanding the requirements of the customers and the advanced skills at home and abroad,our company has develovped and designed these production lines with the speed 150-250m/min, the paper width 1400-2200mm and A/C/B/E four flutes for customer to choose from,the flute shape is UV shape and more like V shap.   Mill Roll Stand * Hydraulic pulling up and down the rolling paper, meanwhile two rolling papers can be changed at same time. * Tensing and loosing, centering and left and righ movement adopt Hydraulic movement. * Mill containning paper adopts inflated chuck. * Tension control can be shoose single-point/double-point pneumatic holding brake. * The holding diameter max/min: 1500mm/300mm * The max holding paper weight: 2500kg * Valid working width: 1400-2000mm Paper Preheater * The cylinder adopt dished head structure, heat the rolling paper evenly. * The cylinder is fixed and adjust the surface of the rolling basing on the wearing. * Electric adjusting the heating-area,getting optimal effect. * The pre-heated cylinder accords country pressue vessel making standard, and with pressure vessel inspection certificate. * The diameter of the pre-heaters is 900mm, 1000mm. * Valid working width: 1400-2000mm Multiple paper preheater * The cylinder adopt dished head structure, heat the rolling paper evenly. * The cylinder is fixed and adjust the surface of the rolling basing on the wearing. * Electric adjusting the heating-area, getting optimal effect. * The pre-heated cylinder accord country pressure vessel making standard, and with pressure vessel inspection certificate. * Combined into two, three or four multiple preheater. * The diameter of the pre-heaters is 900mm, 1000mm * Valid working width: 1400-2000mm Single Facer * Fingerless vacuum absorption without paste, Corrugated roll adopt high quality chrome molybdenum steel making more hardness after heat-treating. * Diameter of the corrugated rollers are 320/340mm, big and small roller design, both corrugated rollers and two ends bearings all set assembly, quick and convenience, save repairing time. * Glue roller and roller control is designed to slip into a group of rail disassembly, electric adjustment of every plasma unit, optionally core paper spray device. * Microcomputer control or manual control by the amount of glue, micro-computer control according to different speed, base paper quality and other factors pre-operaton through the touch-screen input parameters, PLC automatically adjust a reasonable amout of glue. Improve board quality. *Independent three-axis drive box output, universal joint transmission design, the gear selection of high quality alloy steel heat treatment enhanced the hardness, the use of helical gear design, the tooth surface by the grinding process processing. Main motor variable frequency speed motor used to save energy. * On the corrugating roll and pressure roll down, glue institutions move to pressure control. * Surfacer of pasting glue roller, even glue roller, preheating roller and other leading paper rollers adopts grinding, polishing and hard chromed orocessing. * Max speed: 150m/mim * Valid working width: 1400-2000mm   Specifications of high-speed corrugated cardboard production line: 1: stands for the 3ply corrugated cardboard production line 2: stands for the 5ply corrugated cardboard production line 3: stands for the 7ply corrugated cardboard production line  

Specifications	Max machine speed(m/min)	Max width of paper
WJ150-1400-1,2,3	150	1400
WJ150-1600-1,2,3	150	1600
WJ150-1800-1,2,3	150	1800
WJ150-2000-1,2,3	150	2000
WJ180-1400-1,2,3	180	1400
WJ180-1400-1,2,3	180	1600
WJ180-1800-1,2,3	180	1800
WJ180-2000-1,2,3	180	2000
WJ200-1400-1,2,3	200	1400
WJ200-1600-1,2,3	200	1600
WJ200-1800-1,2,3	200	1800
WJ200-2000-1,2,3	200	2000
WJ200-2200-1,2,3	200	2200
WJ260-1800-1,2,3	260	1800
WJ260-2000-1,2,3	260	2000
WJ260-2200-1,2,3	260	2200

        FAQ FAQ 1.Q: Are you a factory or trading company? A: We are a manufacture which is specialized in the production of various kinds of carton equipments.(with export license) 2.Q: Where is your factory located? How can I visit here? A: Our factory is located in  Li si wei Industrial Zone Dongguang Country Hebei province China. It is about 3 hours from Jinan, Tianjin and Bejing airport by car . We can pick you up if you need, welcome to visit our factory. 3.Q: What are your products? A: We are specialized in producing 3ply, 5ply, 7ply corrugated cardboard production line, high speed printing machine, ordinary printing machine, single facer, rotary die cutter and other corrugated cardboard production equipments. 4.Q: How does your factory do regarding quality controlling? A: Over the years our company take “the quality first” “integrity-based” corporate purpose always meet users’ requirements as our sole purpose, providing the products with excellent quality, professional technology. Hebei Shengli Paper Chest Equipment Manufacturing CO.,LTD.  always attach great importance to quality controlling from the very beginning to the very end . 1)All raw material we used are environmently-friendly 2)skillful workers care every details in handlling the producing and packing process 3)Quality control department specially responsiblle for quality in each process. 5.Q: How is the evaluation of the products? A: Products are distributed in Russia, the Middle East, Africa, Southeast Asia, EU and other countries and throughout the country. Product quality and enterprise reputation get the high praise at home and aboard. 6.Q: What is the payment terms? A: T/T, it is 30% deposit due at placing order and 70% balance due before loading.