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MINGHUNG
This production line is a complete solution specially designed for manufacturing moisture resistant medium density fiberboard, with daily production capacity reaching 300 cubic meters. The production line adopts modular design, capable of producing moisture resistant MDF boards in different sizes and specifications according to customer requirements, with maximum processing width up to 8 feet and length can be continuously customized without limit. The whole line integrates advanced mechanical equipment and intelligent control systems, capable of producing high-quality MDF boards with uniform density and excellent moisture resistance.
Machinery Equipment
A complete MDF production line is a complex Systems Engineering involving multiple sections and dozens of pieces of equipment. Here is the main machinery list for the core sections:
 | Section 1: Raw Material Preparation Section |
This section processes raw wood into qualified wood chips.
1. Debarker (Optional): Needed if using whole logs to remove bark.
2. Chipper: Chips wood (logs, branches, board off-cuts) into uniform process chips. The foundation of fiber quality.
3. Chip Screening Machine: Separates oversize chips, fines, and accepted chips. Oversize chips are sent back for re-chipping.
4. Chip Storage and Handling System: Includes belt conveyors, bucket elevators, silos, etc., for storing and transporting chips.
| Section 2: Fiber Preparation Section |
The core of production where chips are broken down into fibers and resin/waterproofing agents are added.
1. Defibrator System (Refiner): The heart of the production line. Includes:
Chip Washer: Washes chips to remove sand, metal, and other impurities.
Preheating Bin: Pre-softens chips using saturated steam.
Refiner: Separates the softened chips into fibers under high temperature and pressure.
2. Resin Blending System:
Resin Mixing Tank: Prepares the resin mixture.
Metering Pumps: Precisely meter resin and hardener.
Blender: Uniformly applies the adhesive (often MDI for superior moisture resistance or modified UF resin) and wax (waterproofing agent) to the fibers as they exit the refiner. This is the critical step for achieving moisture resistance.
| Section 3: Forming and Pre-Pressing Section |
Forms the resinated fibers into a mat and provides initial compression.
1. Fiber Dryer: Typically a pneumatic flash tube dryer, uses hot air to rapidly dry fibers to the appropriate moisture content.
2. Fiber Screening and Storage System: Dried fibers are screened and temporarily stored to stabilize fiber flow.
3. Forming Station (Mat Former): Spreads fibers evenly into a continuous, consistent-depth mat. Can be mechanical or pneumatic.
4. Pre-Press: A cold press that compresses the fluffy mat to give it initial strength for handling and to reduce blow-out when the press closes.
| Section 4: Hot Pressing and Primary Finishing Section |
Presses the mat into a solid board and performs initial finishing.
1. Continuous Press: The standard core equipment for a modern high-capacity line. The mat passes continuously through the press under high heat and pressure, curing the resin and bonding the fibers into a solid board. Its length and speed directly determine output.A daily output of 300m³ typically requires an 8-foot (2440mm) wide, 30+ meter long continuous flat press.
2. Cooling System: Cools the hot boards exiting the press uniformly to prevent warping and internal stress release. Often a star-cooler or roller cooler.
3. Board Saw (Trimmer Saw): Trims the continuous board into the required master panel sizes (length and width).
4. Stacker: Automatically stacks the panels into piles.
| Section 5: Sanding and Cutting-to-Size Section |
Final precision processing of the unsanded boards ("green boards").
1. Intermediate Storage System: Allows boards to condition, stabilizing internal stresses and moisture content.
2. Calibrating Sander (Wide-Belt Sander): A key quality device. Sands off the pre-cured surface layer, ensuring precise thickness consistency and a smooth surface, providing an excellent base for subsequent finishing.A high-precision wide-band sanding machine with at least 6 or 8 sanding heads is required to meet the demands for high-quality surface treatment.
3. Panel Saw (Cutting-to-Size Saw): Saws the large-format panels into the final custom dimensions according to customer orders.
| Auxiliary and Utility Systems |
These systems support the entire production line.
1. Thermal Oil Heater or Energy Plant: Provides the heat required for production (drying, pressing), often fueled by wood waste (bark, sander dust), making it energy-efficient and eco-friendly.
2. Dust Extraction System: Cyclone separators and baghouse dust collectors throughout the line collect dust, ensuring environmental compliance and a clean plant.
3. Electrical & Automation Control System: The "brain" of the production line. Uses PLC and DCS systems for centralized control, process parameter setting, and fault diagnosis, ensuring stable, efficient, and automated production.
Summary: A modern daily 300m³ moisture-resistant MDF line is a capital and technology-intensive project. Equipment selection requires comprehensive consideration based on raw materials, product positioning, budget, and must be designed and integrated by a team of professional engineers.
Technical features
1. High efficiency production: Daily production capacity reaches 300 cubic meters, continuous 24-hour uninterrupted production
2. Customized production: Can produce boards in different sizes and specifications according to customer requirements
3. Excellent moisture resistance: Using special moisture resistant adhesive and technology, board moisture resistance meets international standards
4. Energy saving and environmental protection: Using thermal energy center technology, exhaust emission meets environmental standards
5. High degree of automation: Whole line adopts computer control, reducing manual operation
6. Stable product quality: Advanced online detection system ensures product quality consistency
Advantages of the production line
Flexible size customization: Maximally meets customers' individualized requirements
Stable moisture resistance: Board water absorption thickness swelling rate ≤8% in 24 hours
High production efficiency: High degree of automation significantly improves labor productivity
Low operating costs: Low energy consumption, less maintenance costs, high return on investment
Environmental compliance: Using environmental adhesive, formaldehyde emission meets E0 standard
Application Fields
The moisture resistant MDF boards produced by this line can be widely used in:
Furniture manufacturing: Kitchen furniture, bathroom cabinets, office furniture
Interior decoration: Bathroom partitions, bathroom vanities, locker room cabinets
Commercial spaces: Hotels, inns, shopping malls and other humid environment decoration
Special applications: Ship interiors, vehicle interiors and other occasions requiring moisture resistance
Explanation of Custom Size
"Custom Size" means this production line is not limited to producing only a few fixed standard panel sizes. Instead, it can flexibly produce panels of different lengths, widths, and thicknesses based on customer order requirements, achieving "on-demand production." This significantly enhances the product's market adaptability and competitiveness.
1. How is Custom Size Achieved?
This relies primarily on the highly flexible cutting system in the latter section of the line and the intelligent control system:
Continuous Press: The core of the line uses a continuous flat press, which produces a continuous, potentially endless mat. This is the foundation for achieving any length customization.
Online Cross-Cut and Rip Saw System: After the mat exits the press and is cooled, it first passes through a "flying cross-cut saw" to cut the mat into specific lengths (e.g., 2440mm, 3660mm, 5500mm) as needed. It then passes through a "ripping saw" (multi-blade saw) to cut the large-format panels into the exact required width (e.g., 1220mm, 1830mm, 2000mm).
Downstream Cutting Center (Optional): For more complex sizes or small batch orders, a "panel saw" (like a CNC reciprocating saw or precision panel saw) can be equipped. This allows for secondary precision cutting of the large panels from the main line, easily enabling customization such as non-standard sizes, small panels, or shaped panels (requiring further processing).
2. Core Advantages:
Meets Diverse Market Demands: Can produce special sizes required by various industries like furniture, doors/windows, decorative moldings, musical instruments, and electronics trays, eliminating the need for customer secondary cutting and reducing waste.
Reduces Waste and Lowers Costs: Producing the exact size the customer needs avoids the waste generated from cutting down standard large panels, improving raw material utilization.
Increases Product Added Value: The ability to provide customization is a key selling point that can attract more high-end customers and orders from specialized fields.
Explanation of Moisture Resistance
"Moisture Resistance" means the MDF panels produced by this line can resist moisture erosion from humid air, maintaining their structural stability and mechanical properties in high-humidity environments without significant swelling, warping, or cracking.
1. How is Excellent Moisture Resistance Achieved?
Moisture resistance is not determined by a single machine but by the synergistic effect of the "resin system," "production process," and "additives":
The Heart: Resin System
MDI (Isocyanate) Resin: This is the preferred choice for producing high-performance Moisture Resistant/Waterproof MDF. MDI resin is inherently water-insoluble and forms an extremely stable polymer structure after curing, giving the board excellent moisture resistance and strength. Panels using MDI typically achieve P3 (EN 312) or MR (Moisture Resistant) and higher grades.
Modified Urea-Formaldehyde (UF) Resin: Modified with components like melamine to improve water resistance. It can produce MR (Moisture Resistant) grade panels and is a common choice for MR MDF at a relatively lower cost than MDI.
Key Process: Precision Blending & Drying
High-Precision Blending System: Ensures each fiber is uniformly coated with resin, which is fundamental for consistent moisture resistance throughout the panel.
Stable Drying Process: Precisely controls the moisture content of the fibers, providing optimal conditions for subsequent hot pressing and avoiding product defects caused by improper moisture control.
Important Additive: Wax
Molten wax emulsion is added to the fibers during production. The wax forms a water-repellent film on the fiber surfaces, effectively hindering rapid water penetration. It is a necessary auxiliary measure for enhancing moisture resistance.
Shandong MingHung OSB&MDF Machinery Equipment is a China professional factory who specilize in manufacturering and offering Wood based panel machine, including OSB making machine, MDF making machine, and Chipboard /PB making machine.
Our factory with the advanced processing lathes, Mature production technology, and Professional engineers and technicians, and independent ability of reasearch and development, and quickly service, ensure that we have the ability to offer you the suitable and good woodworking machinery as different conditions and requires.
The machines we can offer includes: Wood chipper, Ring flaker, Strander, Wet silo, Drum dryer, Dry silo, Glue dosing and applying system /Glue blender, Mat forming, Continuous Multi-rolls pre-press, Multi opening hot press and Continuous press, Auto edge cutting machine line, Sanding machine line, kinds of related belt conveyor and so on.
We regularly participate in international industry exhibitions based on the company's business development and customer needs. On one hand, this helps us showcase our company's strength and expand new customers. On the other hand, we visit existing customers for follow-up visits, thereby enhancing the bond between them.
Contact us for a free quote today!
Our contacts:
Whatsapp: +8618769900191 +8615589105786 +8618954906501
Email: osbmdfmachinery@gmail.com
This production line is a complete solution specially designed for manufacturing moisture resistant medium density fiberboard, with daily production capacity reaching 300 cubic meters. The production line adopts modular design, capable of producing moisture resistant MDF boards in different sizes and specifications according to customer requirements, with maximum processing width up to 8 feet and length can be continuously customized without limit. The whole line integrates advanced mechanical equipment and intelligent control systems, capable of producing high-quality MDF boards with uniform density and excellent moisture resistance.
Machinery Equipment
A complete MDF production line is a complex Systems Engineering involving multiple sections and dozens of pieces of equipment. Here is the main machinery list for the core sections:
| Section 1: Raw Material Preparation Section |
This section processes raw wood into qualified wood chips.
1. Debarker (Optional): Needed if using whole logs to remove bark.
2. Chipper: Chips wood (logs, branches, board off-cuts) into uniform process chips. The foundation of fiber quality.
3. Chip Screening Machine: Separates oversize chips, fines, and accepted chips. Oversize chips are sent back for re-chipping.
4. Chip Storage and Handling System: Includes belt conveyors, bucket elevators, silos, etc., for storing and transporting chips.
| Section 2: Fiber Preparation Section |
The core of production where chips are broken down into fibers and resin/waterproofing agents are added.
1. Defibrator System (Refiner): The heart of the production line. Includes:
Chip Washer: Washes chips to remove sand, metal, and other impurities.
Preheating Bin: Pre-softens chips using saturated steam.
Refiner: Separates the softened chips into fibers under high temperature and pressure.
2. Resin Blending System:
Resin Mixing Tank: Prepares the resin mixture.
Metering Pumps: Precisely meter resin and hardener.
Blender: Uniformly applies the adhesive (often MDI for superior moisture resistance or modified UF resin) and wax (waterproofing agent) to the fibers as they exit the refiner. This is the critical step for achieving moisture resistance.
| Section 3: Forming and Pre-Pressing Section |
Forms the resinated fibers into a mat and provides initial compression.
1. Fiber Dryer: Typically a pneumatic flash tube dryer, uses hot air to rapidly dry fibers to the appropriate moisture content.
2. Fiber Screening and Storage System: Dried fibers are screened and temporarily stored to stabilize fiber flow.
3. Forming Station (Mat Former): Spreads fibers evenly into a continuous, consistent-depth mat. Can be mechanical or pneumatic.
4. Pre-Press: A cold press that compresses the fluffy mat to give it initial strength for handling and to reduce blow-out when the press closes.
| Section 4: Hot Pressing and Primary Finishing Section |
Presses the mat into a solid board and performs initial finishing.
1. Continuous Press: The standard core equipment for a modern high-capacity line. The mat passes continuously through the press under high heat and pressure, curing the resin and bonding the fibers into a solid board. Its length and speed directly determine output.A daily output of 300m³ typically requires an 8-foot (2440mm) wide, 30+ meter long continuous flat press.
2. Cooling System: Cools the hot boards exiting the press uniformly to prevent warping and internal stress release. Often a star-cooler or roller cooler.
3. Board Saw (Trimmer Saw): Trims the continuous board into the required master panel sizes (length and width).
4. Stacker: Automatically stacks the panels into piles.
| Section 5: Sanding and Cutting-to-Size Section |
Final precision processing of the unsanded boards ("green boards").
1. Intermediate Storage System: Allows boards to condition, stabilizing internal stresses and moisture content.
2. Calibrating Sander (Wide-Belt Sander): A key quality device. Sands off the pre-cured surface layer, ensuring precise thickness consistency and a smooth surface, providing an excellent base for subsequent finishing.A high-precision wide-band sanding machine with at least 6 or 8 sanding heads is required to meet the demands for high-quality surface treatment.
3. Panel Saw (Cutting-to-Size Saw): Saws the large-format panels into the final custom dimensions according to customer orders.
| Auxiliary and Utility Systems |
These systems support the entire production line.
1. Thermal Oil Heater or Energy Plant: Provides the heat required for production (drying, pressing), often fueled by wood waste (bark, sander dust), making it energy-efficient and eco-friendly.
2. Dust Extraction System: Cyclone separators and baghouse dust collectors throughout the line collect dust, ensuring environmental compliance and a clean plant.
3. Electrical & Automation Control System: The "brain" of the production line. Uses PLC and DCS systems for centralized control, process parameter setting, and fault diagnosis, ensuring stable, efficient, and automated production.
Summary: A modern daily 300m³ moisture-resistant MDF line is a capital and technology-intensive project. Equipment selection requires comprehensive consideration based on raw materials, product positioning, budget, and must be designed and integrated by a team of professional engineers.
Technical features
1. High efficiency production: Daily production capacity reaches 300 cubic meters, continuous 24-hour uninterrupted production
2. Customized production: Can produce boards in different sizes and specifications according to customer requirements
3. Excellent moisture resistance: Using special moisture resistant adhesive and technology, board moisture resistance meets international standards
4. Energy saving and environmental protection: Using thermal energy center technology, exhaust emission meets environmental standards
5. High degree of automation: Whole line adopts computer control, reducing manual operation
6. Stable product quality: Advanced online detection system ensures product quality consistency
Advantages of the production line
Flexible size customization: Maximally meets customers' individualized requirements
Stable moisture resistance: Board water absorption thickness swelling rate ≤8% in 24 hours
High production efficiency: High degree of automation significantly improves labor productivity
Low operating costs: Low energy consumption, less maintenance costs, high return on investment
Environmental compliance: Using environmental adhesive, formaldehyde emission meets E0 standard
Application Fields
The moisture resistant MDF boards produced by this line can be widely used in:
Furniture manufacturing: Kitchen furniture, bathroom cabinets, office furniture
Interior decoration: Bathroom partitions, bathroom vanities, locker room cabinets
Commercial spaces: Hotels, inns, shopping malls and other humid environment decoration
Special applications: Ship interiors, vehicle interiors and other occasions requiring moisture resistance
Explanation of Custom Size
"Custom Size" means this production line is not limited to producing only a few fixed standard panel sizes. Instead, it can flexibly produce panels of different lengths, widths, and thicknesses based on customer order requirements, achieving "on-demand production." This significantly enhances the product's market adaptability and competitiveness.
1. How is Custom Size Achieved?
This relies primarily on the highly flexible cutting system in the latter section of the line and the intelligent control system:
Continuous Press: The core of the line uses a continuous flat press, which produces a continuous, potentially endless mat. This is the foundation for achieving any length customization.
Online Cross-Cut and Rip Saw System: After the mat exits the press and is cooled, it first passes through a "flying cross-cut saw" to cut the mat into specific lengths (e.g., 2440mm, 3660mm, 5500mm) as needed. It then passes through a "ripping saw" (multi-blade saw) to cut the large-format panels into the exact required width (e.g., 1220mm, 1830mm, 2000mm).
Downstream Cutting Center (Optional): For more complex sizes or small batch orders, a "panel saw" (like a CNC reciprocating saw or precision panel saw) can be equipped. This allows for secondary precision cutting of the large panels from the main line, easily enabling customization such as non-standard sizes, small panels, or shaped panels (requiring further processing).
2. Core Advantages:
Meets Diverse Market Demands: Can produce special sizes required by various industries like furniture, doors/windows, decorative moldings, musical instruments, and electronics trays, eliminating the need for customer secondary cutting and reducing waste.
Reduces Waste and Lowers Costs: Producing the exact size the customer needs avoids the waste generated from cutting down standard large panels, improving raw material utilization.
Increases Product Added Value: The ability to provide customization is a key selling point that can attract more high-end customers and orders from specialized fields.
Explanation of Moisture Resistance
"Moisture Resistance" means the MDF panels produced by this line can resist moisture erosion from humid air, maintaining their structural stability and mechanical properties in high-humidity environments without significant swelling, warping, or cracking.
1. How is Excellent Moisture Resistance Achieved?
Moisture resistance is not determined by a single machine but by the synergistic effect of the "resin system," "production process," and "additives":
The Heart: Resin System
MDI (Isocyanate) Resin: This is the preferred choice for producing high-performance Moisture Resistant/Waterproof MDF. MDI resin is inherently water-insoluble and forms an extremely stable polymer structure after curing, giving the board excellent moisture resistance and strength. Panels using MDI typically achieve P3 (EN 312) or MR (Moisture Resistant) and higher grades.
Modified Urea-Formaldehyde (UF) Resin: Modified with components like melamine to improve water resistance. It can produce MR (Moisture Resistant) grade panels and is a common choice for MR MDF at a relatively lower cost than MDI.
Key Process: Precision Blending & Drying
High-Precision Blending System: Ensures each fiber is uniformly coated with resin, which is fundamental for consistent moisture resistance throughout the panel.
Stable Drying Process: Precisely controls the moisture content of the fibers, providing optimal conditions for subsequent hot pressing and avoiding product defects caused by improper moisture control.
Important Additive: Wax
Molten wax emulsion is added to the fibers during production. The wax forms a water-repellent film on the fiber surfaces, effectively hindering rapid water penetration. It is a necessary auxiliary measure for enhancing moisture resistance.
Shandong MingHung OSB&MDF Machinery Equipment is a China professional factory who specilize in manufacturering and offering Wood based panel machine, including OSB making machine, MDF making machine, and Chipboard /PB making machine.
Our factory with the advanced processing lathes, Mature production technology, and Professional engineers and technicians, and independent ability of reasearch and development, and quickly service, ensure that we have the ability to offer you the suitable and good woodworking machinery as different conditions and requires.
The machines we can offer includes: Wood chipper, Ring flaker, Strander, Wet silo, Drum dryer, Dry silo, Glue dosing and applying system /Glue blender, Mat forming, Continuous Multi-rolls pre-press, Multi opening hot press and Continuous press, Auto edge cutting machine line, Sanding machine line, kinds of related belt conveyor and so on.
We regularly participate in international industry exhibitions based on the company's business development and customer needs. On one hand, this helps us showcase our company's strength and expand new customers. On the other hand, we visit existing customers for follow-up visits, thereby enhancing the bond between them.
Contact us for a free quote today!
Our contacts:
Whatsapp: +8618769900191 +8615589105786 +8618954906501
Email: osbmdfmachinery@gmail.com
