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Continuous Hot Press for Lightweight Fiberboard Production Line

This series of continuous presses is a core hot-pressing equipment specifically designed for high-end lightweight fiberboard production. Utilizing advanced double-belt continuous flat-pressing technology, it integrates high-precision thickness control, intelligent forming systems, and high-efficiency heating systems. It enables the stable and efficient production of lightweight and ultra-thin fiberboards with a wide thickness range, uniform density, and excellent mechanical properties. The equipment aims to help panel manufacturers increase product value, optimize production energy consumption, and achieve flexible and green production. It is a key choice for building modern and intelligent fiberboard production lines.
 
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Continuous Hot Press for Lightweight Fiberboard Production Line

MINGHUNG Continuous Hot Press Particleboard Production Line


1. Product Overview  


As the "heart" of a lightweight fiberboard production line, this continuous press represents the advanced level of modern wood-based panel pressing technology. It processes glued fiber mat in a continuous motion through a seamless hot-press steel belt system, undergoing preheating, pressing, curing, and final setting, completely replacing traditional intermittent press cycles. This design is particularly suitable for producing lightweight and ultra-thin fiberboards, which have stringent requirements for density control, surface quality, and production continuity, enabling a seamless process from raw material to finished panel.



2. Core Technical Features  


  High Precision & Stability: The press employs an independent, statically stable measurement frame and a high-response thickness control system. This ensures exceptional thickness tolerance (within ±0.1mm/m) and surface flatness even at high operating speeds (maximum line speed up to 2500 mm/s and above), significantly reducing quality fluctuations and waste board rate.

  Intelligent Forming & Flexible Feeding: Equipped with an adaptive intelligent mat forming system and flexible feeding device. It can automatically optimize mat formation and feeding parameters based on different raw material recipes (e.g., wood fiber, inorganic fiber, or recycled materials) and target product density, ensuring a uniform and dense mat—the foundation for high-quality lightweight boards.

  High Efficiency & Energy-Saving Design:

      Heating System: Features symmetrical heating platen design and precise zonal temperature control technology. Platen temperature variation can be controlled within ±3°C, achieving rapid and uniform heat transfer, significantly shortening hot-pressing time, and reducing energy consumption.

      Drive System: Utilizes advanced synchronous motor drive technology (e.g., Ecodrive), which can save over 7% of energy at full load and up to 14% at partial load compared to conventional drives, while maintaining constant torque across the entire speed range.

      Hydraulic System: The hydraulic system is specifically configured and optimized for lightweight board production characteristics, offering precise pressure control and stable, reliable operation.

  Superior Reliability & Maintainability: The redesigned steel belt guiding and lubrication system ensures long-term stable belt operation and extends its service life. Optimized mechanical structures (e.g., symmetrical heating platen joints) and intelligent warning systems enhance overall equipment reliability and maintainability, guaranteeing continuous and stable production line operation.


MINGHUNG Continuous Hot Press Machine Line



3.Main Technical Parameters  


  Product Thickness Range: 0.8 - 60 mm

  Design Maximum Line Speed: ≥ 2500 mm/s

  Finished Panel Width: Customizable. Common widths include 4 feet (1220mm), 8 feet (2440mm), etc.

  Heating Platen Temperature Control Accuracy: ±2-3°C

  Control System: Integrated intelligent control system based on industrial PLC and touchscreen interface, enabling digital setting, storage, and monitoring of process parameters (temperature, pressure, speed).



4.Working Principle 


The continuous press is the heart of the fiberboard production line. Its working principle and main components are closely interconnected, working together to achieve the continuous and efficient transformation from a loose fiber mat into a solid panel.

The core principle of a continuous press is "dynamic hot pressing." Unlike traditional batch presses that produce panels one at a time, the process is akin to a precision "panel baking assembly line":

1.  Continuous Feeding: A loose mat of glued fibers, formed by the forming station, is fed evenly and continuously into the press inlet.

2.  Progressive Pressing & Heating: The mat enters the pressing gap formed by two parallel, circulating steel belts. Here, it is simultaneously subjected to heat from the heating plates above and below, and pressure transferred through the steel belts by the hydraulic system. As the belts carry the mat forward, it undergoes a process of gradually increasing temperature and pressure, causing the adhesive resin to melt rapidly.

3.  Curing & Setting: Under the set high temperature and pressure, the fibers bond firmly together with the molten adhesive to form a solid structure. A precise thickness control system monitors and adjusts the pressure in real-time to ensure uniform thickness across the entire panel.

4.  Continuous Discharge: The fully cured and set panel is continuously discharged from the press outlet. After cooling and sawing, it becomes finished panels of (theoretically) infinite length or cut-to-size sheets.


This continuous production mode eliminates the idle time associated with the opening and closing cycles of a batch press, leading to a significant increase in production efficiency and energy utilization.


5.Main Components   


A modern continuous press is a masterpiece integrating mechanical, hydraulic, thermal, and control technologies. Its main components include:


Component Category

Core Component Name

Function & Purpose

Frame & Foundation

Press Frame / Base

The main steel structure supporting all other components, ensuring stability and precision under enormous pressure.

Power & Drive

Main Drive System

Typically consists of large motors and gearboxes, providing smooth and powerful traction to drive the steel belts.

Forming & Conveyance

Circulating Steel Belts

Core Component. Two high-temperature resistant, high-precision steel belts form the "upper and lower molds" of the press. They directly contact and convey the mat while transferring heat and pressure.

Pressure & Actuation

Hydraulic System

Core System. Comprises oil pumps, cylinders, valve blocks, etc. It generates and precisely controls the pressure applied to the mat, which is key to determining panel density.

Heat Supply

Heating Plate System

Core System. Installed on the inner side of the steel belts, typically using thermal oil or steam as a medium to provide uniform and stable heat for the entire hot pressing process.

Precision Control

Thickness Control System

Core System. Uses online thickness gauges (e.g., X-ray or laser) to monitor panel thickness in real-time and provides feedback to adjust hydraulic pressure, ensuring thickness tolerances within ±0.1mm precision.

Tension & Guidance

Belt Tensioning & Guiding Devices

Ensure the steel belts run smoothly in the correct position, prevent deviation, and maintain proper tension.

Process Control

Central Control System

The "Brain". Based on industrial computers (PLC/PC), it integrates and controls all process parameters (temperature, pressure, speed), enabling automated and intelligent production.


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6.Application and Value  


  Broad Product Applicability: It is not only specialized in producing lightweight inorganic fiberboards with Class A fire resistance, thermal insulation, and sound absorption but also perfectly suitable for high-strength lightweight wood fiberboards, ultra-thin fiberboards (capable of stable production below 1mm thickness), and various engineered composite boards. It assists customers in expanding into high-end building materials, custom furniture, interior decoration, and specialty industrial panel markets.


  Enhanced Comprehensive Benefits:

      Quality Improvement: Ensures panels have excellent internal bond strength, smooth surfaces, and stable physical properties, meeting top environmental standards like ENF level.

      Efficiency Leap: The continuous production mode can increase capacity by 30% to over 50% compared to batch presses, enabling large-scale production from 100,000 to 1,000,000 cubic meters annually.

      Green & Low-Carbon: High energy efficiency and good adaptability to recycled raw materials significantly reduce energy consumption and carbon emissions per unit product, supporting customers in practicing circular economy and sustainable development.


China wood based panel machinery



We provide not only advanced equipment but also full lifecycle solutions, including factory planning, installation & commissioning, process optimization, operator training, and prompt after-sales technical support, ensuring the production line delivers maximum performance from the first day of operation.


Our contacts:


Whatsapp: +8618769900191  +8615589105786  +8618954906501

Email: osbmdfmachinery@gmail.com




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