WPC Door Making Machine

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WPC Door Making Machine

A WPC door making machine is an extrusion production line designed to manufacture waterproof WPC door panels from wood-plastic composite materials. It melts, mixes, and continuously extrudes the WPC material through a customized door panel die, followed by calibration, cooling, haul-off, and cutting to produce door panels with consistent dimensions and surface profiles.

Door Panel Width: 600mm, 800mm, 1000mm, 1150mm, 1200 mm, etc. customized widths available according to market requirements.

Required materails for WPC door production: PVC resin, calcium carbonate, wood flour, and additives.

As a professionale wpc door making machine manufacturer, EANS provides extrusion equipment and customized molds to factory trial runs, overseas installation, and after-sales technical support. EANS helps you build a production line around your required panel width, thickness, design, and output.

Specifications
Model

SJ65/132 SJ80/156 SJ92/188

Inquiry

Application Specification Key Points Features Production Process FAQ

APPLICATION

SPECIFICATION OF WPC DOOR MAKING MACHINE

Parameters Of WPC Door Making Machine

The EANS WPC door making machine is designed for the continuous extrusion of waterproof WPC door panels. Different models are available to match various panel widths and production capacity requirements.

Model	SJ65/132	SJ80/156	SJ92/188
Extruder Type	Conical Twin-Screw Extruder
Production Capacity	250 KG/H	450KG/H	650KG/H
Panel Width	300 - 600 MM	600-800 MM	800 -1200 MM
Panel Thickness	5 - 5o MM, customized
Speed	2.5 M/MIN	2M/MIN	1.5 M/MIN
Calibration TableLength	6M
Cutting Method	Automatic Tracking Saw Cutting
Drive & Control	ABB Inverter; Simens components avaliable
Installed Power	95KW	185KW	250 KW

Technical Specifications Of WPC Door Production Line

Item	Specification
Product	WPC Door Panel
Raw Material	PVC + Wood Powder + Calcium Carbonate + Additives
Extruder Type	Conical Twin Screw Extruder
Cutting Method	Automatic Length Cutting
Control System	Siemens PLC (Optional)
Inverter	ABB (Optional)
Temperature Control	Omron (Optional)
Power Supply	Customized (380V/50Hz, 415V/50Hz, etc.)

KEY POINTS OF WPC DOOR PRODUCTION

plastic extrusion solution

The quality of WPC door panels is mainly determined by four factors: raw material preparation, extrusion temperature control, die pressure and cooling, and post-extrusion conditioning. These factors directly affect panel density, surface finish, strength, flatness, and dimensional stability.

1. Raw Material Moisture & Formulation

Wood flour moisture and material formulation directly affect the foam structure and extrusion stability. Excessive moisture can cause internal voids and surface blisters, while an improper balance of PVC, wood flour, stabilizers, lubricants, and foaming agents can affect melt strength and surface quality.

EANS Solution: The extrusion process is adjusted according to the actual WPC formulation and raw material condition to maintain stable plasticization and material flow.

2. Extrusion Temperature & Foaming Control

The extrusion temperature profile affects plasticization, melt viscosity, and foam-cell formation. Excessive temperature can destabilize the foam structure, while insufficient heat can result in incomplete plasticization and higher panel density.

EANS Solution: Multi-zone temperature control allows the processing conditions to be adjusted according to the WPC formulation, panel density, and production requirements.

3. Die Pressure, Calibration & Cooling

For Celuka WPC door panel extrusion, stable melt pressure and uniform calibration are essential for forming the dense outer skin and foamed core. Uneven vacuum or cooling can cause thickness variation, deformation, or panel warping.

EANS Solution: The extrusion die, vacuum calibration, cooling, and production speed are coordinated according to the panel width and thickness to maintain consistent forming and dimensional stability.

4. Post-Extrusion Conditioning

Freshly extruded WPC door panels may retain internal thermal stress. Sufficient cooling and flat stacking before cutting, CNC processing, or lamination help reduce dimensional changes and warping during subsequent processing.

EANS Solution: The downstream process is arranged according to the panel thickness and application, allowing the panels to stabilize before secondary processing or surface finishing.

In short, consistent WPC door panel quality depends on controlling the material, extrusion, forming, and conditioning stages as one continuous process.

FEATURES OF WPC DOOR MAKING MACHINE

Key Features of WPC Door Panel Making Machine

The WPC door making machine is designed for continuous extrusion of thick, wide WPC door panels with a foamed core and dense outer skin. Its extrusion, forming, haul-off, cutting, and control systems are configured to maintain stable material processing and consistent panel dimensions.

Best-quality-wpc-door-making-machine

1. Heavy-Duty Conical Twin-Screw Extrusion

WPC door compounds containing wood flour and mineral fillers require stable feeding, mixing, plasticization, and extrusion pressure. The conical twin-screw extruder provides high material conveying and mixing performance while processing heat-sensitive PVC-based WPC compounds.

The extrusion system can be configured with multi-zone temperature control and vacuum degassing to help remove moisture and volatile components from the melt, reducing the risk of internal voids and surface defects.

Key benefits: Stable plasticization, consistent material flow, and reliable extrusion of thick WPC door panels.

2. Wide-Panel Extrusion Die & Calibration

The WPC door panel extrusion die is designed for the required panel width, thickness, and structure. Balanced melt distribution across the die helps maintain consistent panel thickness and surface quality.

The vacuum calibration and cooling system stabilizes the hot panel after extrusion, helping form a flat, dimensionally consistent outer surface while the foamed core develops inside the panel.

Key benefits: Uniform panel thickness, stable dimensions, smooth surface, and reduced risk of deformation.

3. Synchronized Haul-Off & Automatic Cutting

Wide and thick WPC door panels require stable pulling force throughout the production process. The haul-off system works in coordination with the extrusion output to maintain consistent panel movement and dimensions.

The automatic cutting system cuts the continuously extruded panel to the required length with consistent positioning and square ends.

Key benefits: Stable panel dimensions, consistent production speed, and accurate finished lengths.

4. Integrated PLC Control System

The WPC door panel production line integrates extrusion, feeding, temperature control, haul-off, and cutting into one coordinated control system. PLC-based control allows key operating parameters to be monitored and adjusted during continuous production.

This helps operators maintain consistent processing conditions when producing different WPC door panel widths, thicknesses, and formulations.

Key benefits: Coordinated line operation, easier parameter adjustment, and more consistent production.

5. Production Configuration for Different Panel Sizes

The WPC door panel machine can be configured for different panel widths and production capacities. EANS offers models for 600 mm, 800 mm, and 1200 mm WPC door panels, with customized configurations available for specific product requirements.

Key benefits: A production system matched to the required panel size, output, and product structure.

WPC DOOR PRODUCTION PROCESS

Machine list of WPC door panel making machine

Equipment	Quantity
Automatic Feeder	1 Set
Conical Twin Screw Extruder	1 Set
WPC Door Panel Extrusion Mold	1 Set
Vacuum Calibration Table	1 Set
Cooling System	1 Set
Haul-off Machine	1 Set
Automatic Cutting Machine	1 Set
Product Stacking Table	1 Set

The WPC door making machine configuration can be adjusted according to your specific production requirements. The required equipment, machine specifications, mold design, and optional configurations will be customized based on door panel size, production capacity, raw materials, and factory conditions.

WPC Door Panel Manufacturing Process

The WPC door panel manufacturing process is a continuous extrusion process that converts PVC resin, wood powder, fillers, and additives into finished WPC door panels.

Production Flow:

Raw Material Preparation – Dry and prepare wood powder, PVC resin, fillers, and additives.
Hot & Cold Mixing – Mix the materials uniformly and cool the dry blend for stable extrusion.
Twin-Screw Extrusion – Feed the mixture into a conical twin-screw extruder for plasticizing and foaming.
Die Forming & Vacuum Calibration – Shape the melt through a WPC door panel extrusion die and calibrate the panel through the Celuka vacuum system.
Cooling & Haul-Off – Cool the formed panel and continuously pull it through the haul-off unit.
Cutting & Stacking – Cut the continuous WPC door panel to the required length and stack the finished panels.
Surface Finishing – Optional sanding, lamination, hot stamping, CNC routing, or other finishing processes can be added according to the final panel design.

FAQ

What is a WPC door making machine?

A WPC door making machine is a continuous extrusion production line used to manufacture waterproof WPC door panels from PVC, wood powder, fillers, and additives. The line typically includes mixing, twin-screw extrusion, die forming, vacuum calibration, cooling, haul-off, cutting, and stacking.

What is the price of a WPC door making machine?

The price of a WPC door making machine depends on the panel width, required output, extruder model, mold design, raw material formulation, and auxiliary equipment. A complete WPC door panel production line can be configured differently for 600 mm, 800 mm, or 1200 mm wide panels, so there is no single standard price. For an accurate quotation, EANS normally needs the required panel width, thickness, structure, target output, raw materials, and surface finish. Based on these specifications, we can recommend the suitable extrusion line and provide a project-specific quotation.

How do I choose the right WPC door panel extrusion machine?

The main factors are panel width, thickness, structure, material formulation, and required production capacity. Wider and higher-output panels generally require a larger conical twin-screw extruder and a correspondingly designed extrusion die and calibration system. For example, EANS commonly configures SJ65/132 for 600 mm panels, SJ80/156 for 800 mm panels, and SJ92/188 for 1200 mm panels. The final configuration is determined by the customer's actual product and production requirements.

What materials and formulation are used for WPC door panels?

PVC-based WPC door panels typically use PVC resin, wood powder, calcium carbonate, stabilizers, lubricants, foaming agents, and other processing additives. The formulation is adjusted according to the required panel density, strength, surface quality, and extrusion stability. There is no single formulation suitable for every WPC door panel. Wood powder moisture, filler content, foaming system, and additive ratios all need to be matched with the extrusion process and target product.

What problems can occur during WPC door panel extrusion?

Common problems include rough or uneven surfaces, bubbles, internal voids, discoloration, warping, and dimensional variation. These issues can be related to raw material moisture, formulation, extrusion temperature, melt pressure, vacuum calibration, cooling, or haul-off speed.
Troubleshooting should therefore consider the complete extrusion process rather than adjusting only one machine parameter. EANS can help customers check the material formulation, extrusion conditions, die, calibration, cooling, and downstream settings according to the actual production problem.

Can one WPC door panel machine produce different panel designs and sizes?

Yes. A WPC door panel extrusion line can be configured for different panel widths, thicknesses, structures, and surface designs. Changing the extrusion die and adjusting the calibration and downstream settings allows the production line to be adapted to different panel specifications.
For different decorative requirements, additional processes such as sanding, CNC routing, PVC film lamination, hot stamping, or painting can be used after extrusion.

What is included in a complete WPC door panel production line?

A typical WPC door panel production line includes a feeding system, conical twin-screw extruder, WPC door panel extrusion die, vacuum calibration table, cooling system, haul-off, automatic cutting machine, and stacking table.
Depending on the project, the complete solution can also include raw material mixing equipment, material preparation equipment, additional molds, and surface finishing equipment. EANS can configure the production line according to the customer's product specifications, capacity requirements, and factory conditions.

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COMPANY PROFILE

Zhangjiagang EANS Machinery is a professional plastic extrusion machine manufacturer specializing in the design, development, and production of complete extrusion lines and auxiliary equipment. With over 20 years of experience in the plastics processing industry, EANS team provides reliable extrusion solutions for plastic manufacturers worldwide. Our product range includes single screw extruders, twin screw extruders, and customized plastic extrusion production lines for various applications. With advanced extrusion technology, precision manufacturing capabilities, and professional engineering support, EANS delivers complete turnkey solutions from extrusion system design and equipment manufacturing to installation guidance and production support. Our extrusion machines are designed to help customers achieve higher production efficiency, stable product quality, lower operating costs, and long-term production reliability. EANS extrusion equipment has been successfully supplied to customers across different markets and continues to earn trust from plastic manufacturers around the world.

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