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Multilayer Wood-based Panel Hot Press Production Line

Multi-layer artificial board hot press is suitable for artificial boards of various specifications, with the advantages of high cost performance and convenient maintenance.
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Multilayer Wood-based Panel Hot Press Production Line


The automatic particleboard production line is a highly automated equipment used to produce particleboard. Here are some key information about the automatic particleboard production line

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1. Production process

Particle production section: including chipping, slicing and other steps. Small-diameter wood and branch wood are chipped after metal detectors remove metal, and then stored separately according to tree species.

Drying and sorting section: Wet particles are dried by drum dryers, and the dried particles are screened to ensure quality.

Gluing section: Surface and core particles are glued separately, and the glue is injected into the glue mixer through an automatic metering system.

Paving and hot pressing section: The particles after gluing are laid into slabs by a paving machine, and then enter the hot press for hot pressing.

Post-processing section: Including sanding, cutting and other steps to ensure the quality of the finished board

Chipboard From MINGHUNG Chipboard Production LineChipboard From MINGHUNG Particleboard Production LineOriented Strand Board OSBOriented Strand Board

2. Equipment Features

Automatic Control: The whole machine adopts PLC computer automatic control to realize functions such as automatic template application, automatic mold release agent application, and automatic batching.

High Efficiency and Low Energy Consumption: Continuous hot pressing technology is adopted to reduce heat loss and improve production efficiency.

Environmental Protection: Waste generated during the production process can be recycled to reduce environmental pollution.

3.  Application Fields

Particleboard is widely used in furniture manufacturing, construction, packaging and other industries.

4. Production Capacity

Different production lines have different production capacities. For example, some production lines can produce 10,000 to 300,000 cubic meters per year.

This information shows the complexity and efficiency of the automatic particleboard production line, making it one of the important equipment in the wood processing industry.

In a particleboard production line, both diamond roller paving machines and airflow paving machines are used to distribute resin-coated wood particles into a uniform mat before pressing. However, their design, operation, and suitability vary significantly. Below is a detailed comparison and guidance on selecting the right system for your needs:



1. Diamond Roller Paving Machine


Design & Working Principle  

Mechanism: Uses a rotating roller with a textured "diamond" pattern (raised ridges or grooves) to mechanically spread and compact particles.  

Particle Distribution:  

PB Mat Forming MachinePB MDF OSB Mar Forming Machine

Particles are fed onto the conveyor belt, and the diamond roller rotates to distribute and lightly compact them.  

The diamond pattern breaks up particle clumps and ensures even spreading.  

Layering: Typically used for single- or multi-layer mats, especially for coarse or mixed particles.  


Key Features

Particle Size Compatibility: Ideal for coarse to medium particles(e.g., wood chips, recycled materials).  

Density Control: Adjusting roller speed, pressure, and gap settings regulates mat density.  

Compaction: Provides light pre-compaction during spreading, reducing air pockets.  


Advantages

Robust and simple design with minimal maintenance (fewer moving parts than squirrel cage systems).  

Effective for high-volume production with consistent raw materials.  

Lower energy consumption compared to airflow systems.  


Disadvantages  

Limited ability to handle fine particles (risk of uneven surface layers).  

Less flexibility for graded density profiles (e.g., fine surface layers over coarse cores).  

2. Airflow Paving Machine

Forming Machine PB OSB MDF Production LineMINGHUNG Forming Machine for PB OSB MDF Production Line

Design & Working Principle  

Mechanism: Uses pneumatic air jets to suspend particles in an airstream and distribute them onto the conveyor belt.  

Particle Distribution:  

Particles are blown through adjustable nozzles, allowing precise control over layering and density.  

Air pressure and nozzle angles can be fine-tuned for graded density profiles.  

Layering: Excels at multi-layer or graded-density mats (e.g., smooth surface layers over a coarse core).  

Key Features  

Particle Size Compatibility: Best for fine particles (e.g., sawdust, surface-layer fines).  

Density Control: Real-time adjustments via airflow velocity and nozzle positioning.  

Surface Quality: Produces ultra-smooth surfaces for laminated or furniture-grade boards.  

Advantages  

Superior surface finish and density uniformity.  

Flexible for complex layering (e.g., 3-layer boards with varying particle sizes).  

Minimal particle segregation.  

Disadvantages

Higher energy consumption (compressed air systems).  

Higher initial cost and sensitivity to raw material moisture content.  

Less effective for very coarse or heavy particles.  


Key Differences Summary


Parameter

Diamond Roller Paving Machine

Airflow Paving Machine

Working Principle

Mechanical (textured roller)

Pneumatic (air-assisted distribution)

Particle Size Suitability

Coarse to medium particles

Fine particles (ideal for surface layers)

Density Control

Adjustable roller pressure and gap

Airflow velocity and nozzle adjustments

Surface Finish

Good for core layers.

Excellent for smooth, furniture-grade surfaces

Energy Use

Low (mechanical operation)

High (compressed air demand)

Maintenance

Low (durable rollers)

Moderate (nozzle cleaning, air filters)

Flexibility

Limited to uniform particle sizes

High (adaptable to mixed particles/graded layers)



How to Choose Between Them  

1. Particle Size & Raw Material

Choose Diamond Roller if:  

Your raw materials are coarse or mixed (e.g., wood chips, agro-residues).  

You prioritize simplicity and low energy costs.  

Choose Airflow if:  

You use fine particles(e.g., sawdust) for surface layers.  

You need graded-density boards (e.g., furniture panels).  


2. Board Quality Requirements

Diamond Roller: Suitable forstructural or industrial boards (e.g., packaging, construction) where surface smoothness is less critical.  

Airflow: Essential for high-end boards requiring flawless surfaces (e.g., laminated furniture, flooring).  

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3. Production Volume & Cost

Diamond Roller: Better for high-volume lines with stable raw materials (lower operational costs).  

Airflow: Justified for premium products** where quality outweighs higher energy/maintenance costs.  


4. Flexibility & Automation  

Diamond Roller: Limited flexibility but easier to operate.  

Airflow: Offers advanced automation (e.g., IoT sensors for real-time density adjustments).  


Industry Trends

PB Prodcution Machinery LineSustainable particle board productionHybrid Systems: Some plants combine both:

Diamond roller for core layers (coarse particles).  

Airflow for surface layers (fine particles).  

Sustainability: Airflow systems reduce material waste through precise distribution.  

Smart Manufacturing: Airflow machines increasingly integrate AI for adaptive particle distribution.  


Shandong MINGHUNG OSB&MDF Machinery Equipment Manufacturing Co.,Ltd Solutions

As a machinery supplier,MINGHUNG likely provides:  

Diamond Roller Machines: For robust, cost-effective core-layer production.  

Airflow Machines: For high-precision surface-layer forming.  

Custom Hybrid Lines: Combining both technologies for optimized quality and efficiency.  


Recommendations

For Large-Scale, Cost-Effective Production:  

 Use diamond roller paving machines if raw materials are coarse and surface finish is secondary.  

For Premium Furniture or Laminated Boards:  

 Invest in airflow paving machines to ensure smooth surfaces and graded density.  

For Mixed Raw Materials:  

 Opt for a hybrid system to balance quality and cost.  


Always test the machinery with your specific raw materials before finalizing. Consult suppliers like Shandong MINGHUNG OSB&MDF Machinery Equipment Manufacturing Co.,Ltd for tailored solutions based on your production goals.


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