We are pleased to offer a high-performance used 3800 two-wire paper machine, ideal for manufacturers seeking reliable and efficient papermaking equipment. Below are the detailed technical characteristics and configurations of this machine:
1. Basic Technical Parameters
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Product Varieties: Specialized in producing linerboard paper and high-wafer strong corrugated paper, meeting the demands of packaging paper applications.
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Papermaking Quantity: 90–180g/m², supporting flexible adjustment to adapt to different product specifications.
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Net Paper Width: 3800mm, ensuring large-scale production capacity.
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Working Speed: 380–400m/min, enabling high-efficiency papermaking operations.
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Nominal Capacity: 200 TPD (Tons Per Day), delivering stable output for industrial-scale production.
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Place of Origin: Manufactured by Xuchang Zhongya, a reputable supplier in the papermaking equipment industry.
2. Key Section Configurations
① Wire Section
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The bottom wire length is 21m, and the upper wire length is 7m, ensuring effective pulp forming.
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Equipped with an air cushion headbox (made by Xi’an Weiyang) with a lip width of 4200mm, guaranteeing uniform pulp distribution.
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Dehydration element adopts a stainless steel ceramic panel, featuring excellent wear resistance and dehydration efficiency.
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Vacuum roller: Diameter of 900mm, with an effective suction area of 4200mm, enhancing dehydration performance.
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Drive screen roller: Diameter of ∅800mm, ensuring stable transmission of the wire system.
② Pressing Section
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1 unit of vacuum press, with specifications of ∅900×850mm, effectively removing moisture from the wet paper web.
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2 units of large roller presses, with dimensions of 1320×4300×5150mm, providing strong pressing force for further moisture reduction.
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Equipped with 4 blind rubber hole rollers, paired with double upper and lower blankets, ensuring smooth paper web transfer and uniform pressing.
③ Drying Section
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Consists of 40 dryers grouped into sets (26 dryers in one group + 14 dryers in another group), with 5 dryers per set.
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Operating pressure: 5kg, ensuring efficient drying of the paper web.
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Dryer dimensions: ∅1800×4360×5050mm, adopting closed gear box transmission (4 support 4 structure) for stable and reliable operation.
④ Size Press
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1 unit of size press, with specifications of ∅900×4200×5050mm, used for surface sizing of paper to improve paper performance.
⑤ Calender
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1 unit of two-roller calender, with dimensions of ∅700×4200×5050mm, enhancing paper smoothness and surface quality.
⑥ Water Scanner
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Equipped with 1 water scanner, enabling real-time monitoring of paper moisture content to ensure consistent product quality.
⑦ Pope Reel
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1 unit of pope reel (roller magazine type), facilitating efficient winding of the finished paper rolls for subsequent processing.
3. Transmission & Equipment Status
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Transmission Mode: Adopts alternating frequency-divided inverter transmission, allowing precise speed control and energy-saving operation.
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Equipment Status: The machine has been completely dismantled, making it convenient for transportation, reinstallation, and subsequent commissioning at the buyer’s site.
This used 3800 two-wire paper machine combines stable performance, high efficiency, and flexible configuration. It is an excellent choice for papermaking enterprises looking to expand production capacity or upgrade equipment. For further inquiries about pricing, inspection, or technical support, please feel free to contact us.












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