This 3800 three-layer paper machine (right-hand configuration) is now available for sale, with complete production lines and being currently located in a paper mill. Its technical features are detailed as follows:
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Product Type: Specialized in producing fluting paper and test liner, meeting the needs of corrugated packaging and related paper applications.
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Base Weight Range: 125-200 g/m², suitable for medium to heavy-weight paper production requirements.
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Trimmed Paper Width: 3850 mm, enabling large-width paper output to improve production efficiency.
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Working Speed & Dynamic Balance: Operating speed ranges from 350 to 450 m/min, with a dynamic balance speed of 550 m, ensuring stable and efficient operation during high-speed production.
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Nominal Capacity: 300 tons per day (t/d), providing strong production capacity to meet large-scale paper supply demands.
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Place of Origin: Manufactured by Dandong Huaxing Machinery Co., Ltd., a reliable source for quality paper-making equipment.
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Fourdriner Section:
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Bottom wire length is 25 m, top wire lengths are 7.5 m and 9.5 m, ensuring sufficient forming space for paper sheets.
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Equipped with an air cushion headbox (brand: Xi’an Via) with a lip length of 4150 mm, enabling uniform pulp distribution for consistent paper formation.
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Dehydration elements adopt stainless steel boxes with ceramic panels, featuring excellent wear resistance and dehydration efficiency.
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Vacuum couch roll has a diameter of 900 mm and an effective suction area of 4200 mm, enhancing water removal during the forming process; wire driving roll has a diameter of 800 mm, ensuring stable wire running.
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Press Section:
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Includes one set of vacuum press with dimensions of Φ1000 × 950 mm, and two sets of large-roll presses with dimensions of Φ1350 × 4300 × 5150 mm (each set).
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Equipped with 4 pieces of blind hole rubber rolls, which effectively improve pressing efficiency and paper sheet smoothness.
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Drying Section:
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Consists of 50 dryer cylinders grouped into 5 sets (36 cylinders in one group and 14 cylinders in another), all manufactured by Huaxing.
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Each dryer cylinder has dimensions of Φ1800 × 4360 × 5000 mm and operates under a pressure of 5 kg, ensuring efficient paper drying.
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Adopts closed gearbox transmission, which provides stable power output and reduces energy loss.
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Sizing Press Machine: One sizing press machine with dimensions of Φ1000 × 4200 × 5000 mm, used for applying sizing agent to paper surfaces to improve paper performance (e.g., water resistance, strength).
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Calender: Equipped with a two-roll calender with dimensions of Φ750 × 4200 × 5000 mm, enhancing paper smoothness and thickness uniformity through rolling.
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Scanner: One scanner is included, enabling real-time monitoring and adjustment of paper quality parameters (e.g., basis weight, moisture content) during production.
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Pope Reeling Machine: One horizontal pope reeling machine of roller-magazine type, facilitating efficient winding of large paper rolls.
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Paper Rewinder: One paper rewinder with a maximum speed of 1200 m/min, suitable for slitting and rewinding large paper rolls into specified sizes for subsequent use.
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Transmission Mode: Adopts inverter transmission, allowing flexible adjustment of operating speed according to production needs and ensuring stable operation of the entire machine.
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Machine Status: The used machine is currently situated in a paper mill, with complete and intact production lines, ready for quick deployment and operation after purchase.













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