WPC Wood Plastic Hollow Door Extrusion Line
JWELL Machinery has been deeply engaged in the R&D and manufacturing of WPC Hollow Door Extrusion Line systems for many years. As a leading company in China's wood-plastic door equipment industry, most large-scale WPC hollow door manufacturers in China use JWELL extrusion lines . Our market share in China exceeds 50%. With mature technology and comprehensive service support, our equipment has been exported to more than 120 countries worldwide.
JWELL advantages in WPC holloow door extrusion line
1. Turnkey Plant Solutions, customization
We provide complete turnkey solutions-from factory layout planning, core equipment configuration, and downstream processing systems to installation, commissioning, and production training. This one-stop service eliminates the need for customers to coordinate with multiple suppliers, significantly reducing the complexity and risk of launching a new manufacturing facility. Each part is customized.
2. Complimentary Cost Optimization Consulting
Our professional team offers free production cost analysis and optimization services. This includes WPC hollow door formulation optimization, electricity cost calculation, and full-set door production cost estimation. We help customers reduce raw material consumption at the source and improve overall profit margins.
3.Scalable Equipment for Business Growth
All supporting equipment is highly adaptable mid-range processing machinery. It meets current production needs while remaining compatible with future automation upgrades. This prevents equipment obsolescence and wasted investment. Companies can introduce automation gradually based on their budget and development plans, steadily improving production efficiency.
4.High Return on Investment
Although there is an initial investment in supporting processing equipment, the increased production efficiency, reduced labor costs, and lower defect rates allow for a rapid return on investment. Stable equipment operation significantly minimizes downtime and maintenance expenses, continuously enhancing long-term profitability.
Complete Configuration of JWELL WPC Hollow Door Line
The complete JWELL Hollow Door Line consists of door panel and door frame production lines. The primary models include 92/188 and 65/132 extruders. The most common configuration ratio is 1:2 or 1:3, supported by mixers and automated material feeding systems.
This is the core equipment for WPC hollow door panel extrusion. It is specifically designed for manufacturing wood-plastic hollow door panels and can produce panels in various thicknesses and wall structures. The system supports the production of smooth panels, light engraving, deep carving, and other decorative styles, meeting diverse market demands.
Extruder
Haul off Unit
Cutting machine
Stacker
This specialized door frame extrusion system supports common frame widths such as 100mm, 140mm, 180mm, and 220mm. Specific dimensions can be customized according to the wall thickness standards of the customer's country, ensuring compliance with different regional construction requirements and building codes.
This optional production line is designed for manufacturing matching door frame moldings and accessories, including L-shaped architrave trims. These trims are used to secure the door frame firmly to the wall, enhancing installation stability and overall structural strength. The system enables fully integrated production of door frame accessories, supporting complete and coordinated door component manufacturing.
WPC Hollow Door Panel Standard Production Size
The JWELL WPC Hollow Door Extrusion Line can produce a wide range of standard door panel sizes and also supports fully customized dimensions to meet the specific requirements of different countries and regional markets.
Door Panel Widths: 600mm, 700mm, 800mm, 900mm, 1000mm, 1100mm, 1200mm, 1250mm (custom sizes available)
Door Panel Thickness:45mm, 40mm, 35mm
Door Panel Wall Thickness:
5mm (suitable for smooth panels and light engraving designs)
7mm (ideal for deep 3D carving designs)
Technical Index
| Model | Line Length | Output capacity | Line speed | Extruder type | Assistant manchinery | Total line power |
| SJZ 92/188--YF 1000 | 27 meters | 450-550kg/h | 0.5-2m/min | SJZ80/156 Conical Twin Screw | YF 1000-6 | 265KW |
| SJZ 92/188--YF1250 | 27 meters | 500-580kg/h | 0.5-2m/min | SJZ80/156 Conical Twin Screw | YF 1250-6 | 265KW |
Whole plant extrusion solution layout
WPC Hollow Door Surface Finishing Technologies
JWELL Machinery offers three proven surface finishing solutions for WPC hollow doors, designed to accommodate different product styles and market positioning. These processes enable a wide range of decorative effects for both flat and carved door designs, meeting the needs of standard residential markets as well as high-end custom applications.
Decorative Film Lamination
Applicable Products: Flat WPC hollow doors
Process Advantages:
This method delivers a wide variety of colors and patterns. With mature technology and moderate processing costs, it satisfies mainstream consumer demand for personalized design. It is currently the most widely used surface finishing solution in the market.
Heat Transfer Printing + UV Coating
Applicable Products:High-gloss flat WPC hollow doors
Process Advantages:
This process creates a high-gloss finish with realistic wood grain or stone textures. The result is a premium look and feel that significantly enhances product value and visual appeal, making it ideal for mid- to high-end market segments.
Vacuum Membrane Pressing
Applicable Products: Carved and flat WPC hollow doors
Process Advantages:
This technique perfectly conforms to the three-dimensional textures of carved door surfaces, accurately reproducing complex shapes and patterns. The refined finishing quality meets the strict standards of the high-end custom market.
Downstream Processing Equipment for WPC Hollow Door Production
The JWELL Hollow Door Extrusion Line is supported by a complete range of downstream processing equipment, covering the entire workflow from panel cutting, sanding, surface finishing, edge sealing, drilling, and machining to final packaging. High machining precision ensures accurate dimensions, superior surface quality, and optimal installation compatibility, significantly improving the overall quality of finished doors.
Four-Side Panel Saw
Accurately trims and squares door panel edges, strictly controlling dimensional tolerances to ensure standardized sizing and improved installation compatibility.
Wide-Belt Sander
Smooths and levels the door panel surface, preparing it for subsequent finishing processes and enhancing overall surface quality.
Laminating Machine
Applies decorative film to the panel surface, creating diverse design effects to meet varying aesthetic preferences.
Edge Banding Machine
Provides professional edge sealing to protect against moisture and deformation while improving both durability and appearance.
Through-Feed Door Processing Center
Performs precision operations such as slotting, edge milling, and profiling, improving machining accuracy and production efficiency.
CNC Lock and Hinge Machining Center
Featuring a dual-station design, this system precisely processes lock holes and hinge mounting holes, ensuring secure installation and dimensional accuracy.
CNC Double-End Saw & Drilling Machine for Door Frames
Specifically designed for door frame production, this integrated system combines cutting and drilling operations to enhance both efficiency and precision.
Door Panel Heat Shrink Wrapping Machine
Applies protective shrink film packaging to finished door panels, safeguarding product integrity during transportation and storage while reducing damage and loss.
WPC Hollow Door Basic Production Formula
JWELL Machinery provides customers with a mature WPC hollow door basic production formula. The scientifically formulated formula produces wood-plastic composite materials that combine toughness and hardness, perfectly suited to the production needs of hollow doors. The raw material cost is only about US$0.73 per kilogram, offering strong cost control.
WPC Hollow Door Application Scenarios
With its excellent performance and diverse styles, WPC hollow doors are widely used in various interior building scenarios, including: residential interior doors, hotel room doors, apartment partition doors, office building interior doors, bathroom doors, kitchen doors, etc. They are especially suitable for damp, bacteria-prone bathroom and kitchen areas, as well as public building scenarios with environmental protection and fire prevention requirements.
JWELL WPC Wood Plastic Hollow Door Extrusion Line Success Stories
Domestic Partners: Most large-scale WPC hollow door panel manufacturers in China use Kingway Machinery's production line equipment.
Customers include: Anhui Conch, Zhejiang Qide, Zhejiang Oufeng, Jiangxi Darun, Jiangshan Yarun, Huangshan Ruizhuo, Zhejiang Mingxuan, Puyang Dongbao, Henan Jiuyixing, Henan Xinxing, Shandong Xiaguang, Shandong Shengyuan, Qingdao Yongshangsheng, Wenzhou Yilian, Dongyang Plastics, Jiangshan Shenke, Jiangshan Oujia, Hubei Xinshengyuan, Huangshan Tianchuang, Huangshan Paulson, Hebei Run'er, etc.
Overseas Customer: Kingway's WPC hollow door production line equipment is exported to many countries including Syria, Egypt, Algeria, Iran, Turkey, Mexico, Brazil, and Saudi Arabia. Equipment specifications can be customized according to local building standards and usage habits, gaining high recognition from overseas clients.
Frequently Asked Questions about WPC Hollow Door Panel Standard Production Size
Q1: What is a WPC hollow door?
A1: A WPC hollow door, or wood-plastic composite hollow door, is an environmentally friendly hollow door made from a mixture of wood powder and thermoplastics (PVC/PE/PP) through a molding extrusion process. It combines the advantages of wood and plastic, featuring zero formaldehyde, waterproofing, moisture resistance, termite resistance, and non-deformation. It is widely used for interior doors. Combining the dual advantages of wood and plastic, it offers significant advantages over traditional wooden and PVC doors.
Q2: Does the JWELL WPC hollow door production line support customization?
A2: Yes. Our 92/188 and 65/132 extrusion lines can produce standard WPC hollow doors, door frames, and related profiles. The size and specifications of the door panels and door frames can be flexibly adjusted according to the wall thickness and local usage habits of the customer's country, adapting the entire process to the customer's personalized production needs.
Q3: Does JWELL provide technical support and after-sales service for the production line?
A3: Kingway Machinery provides full-process technical support, from factory layout and equipment installation and commissioning to production formulas and cost optimization, with a professional team providing one-on-one service. It also offers comprehensive after-sales support to promptly resolve various issues during equipment production, ensuring normal production for enterprises.
Q4: What specific content does JWELL turnkey plant solution include?
A4: Kingway's turnkey plant solution includes factory extrusion layout design, core production equipment, downstream processing equipment, surface treatment equipment, equipment installation and commissioning, production technology training, formula optimization, cost accounting, and other full-process services. Enterprises can achieve rapid production and operation without needing to connect with other resources.
Q5: What are the advantages of WPC hollow doors compared to traditional wooden doors in terms of production?
A5: WPC hollow doors have controllable raw material costs, no formaldehyde emissions during production, and meet environmental protection standards; product performance is stable, requiring no frequent maintenance; and Kingway's production lines can achieve large-scale, standardized production, with production efficiency far exceeding that of traditional wooden doors' manual/semi-manual processing, making it more suitable for mass production.
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