WPC DOOR - Wholesale WPC Doors for Global Markets

About Us

WPC Door Supplier In China

At Zendoor, we are dedicated to revolutionizing the way you think about doors. As a premier manufacturer of high-quality Wood Plastic Composite (WPC) doors, we combine the natural beauty of wood with the durability and sustainability of recycled plastics. Our doors are designed to withstand the test of time, making them a perfect choice for both residential and commercial applications.

Founded on the principles of innovation and sustainability, Zendoor is committed to providing eco-friendly door solutions that do not compromise on quality or aesthetics. Each door from our collection is crafted with precision and designed to enhance the beauty and functionality of any space.

Zendoor doors are known for their exceptional resistance to weather, water, and wear, ensuring that they remain a durable and attractive feature of your property for years to come. Whether you are looking for a stylish entrance door, a practical interior door, or custom solutions, Zendoor has the expertise and the products to meet your needs.

Experience the perfect blend of form and function with Zendoor, where your satisfaction is our priority.

the Longest WPC Door In black frame

Excepteur sint occaecat cupid atat non proi dent, sunt in culpa qui officia dese.

2 Golden Metal Panel WPC Door Anti Water

Excepteur sint occaecat cupid atat non proi dent, sunt in culpa qui officia dese.

2 Black Traced Wood Grain WPC Door

Excepteur sint occaecat cupid atat non proi dent, sunt in culpa qui officia dese.

the Longest WPC Door In black frame

Excepteur sint occaecat cupid atat non proi dent, sunt in culpa qui officia dese.

Standard

Different Country and Area Quality Stardard

Mechanical Properties:
- Strength and Durability: WPC doors must pass specific strength tests, including impact resistance, bending strength, and tensile strength, to ensure they can withstand everyday use and harsh environmental conditions.
- Dimensional Stability: The doors are tested for their ability to maintain shape and size under varying environmental conditions such as temperature and humidity changes.
Environmental Resistance:
- Weather Resistance: WPC doors are required to resist degradation from various weather conditions, including UV radiation, rain, and extreme temperatures, ensuring longevity and consistent performance.
- Water Resistance: These doors undergo water absorption tests to ensure they do not swell, warp, or lose integrity when exposed to moisture.
Safety Standards:
- Fire Resistance: WPC doors should comply with fire safety standards, demonstrating a specified level of fire resistance to ensure safety in residential and commercial settings.
- Thermal Insulation: They are evaluated for their thermal resistance, contributing to energy efficiency in buildings.
Environmental and Health Standards:
- Low VOC Emissions: WPC doors should emit minimal volatile organic compounds (VOCs) to ensure indoor air quality is not compromised.
- Sustainable Material Use: Certifications such as FSC (Forest Stewardship Council) may be sought to confirm that the wood content is sourced from responsibly managed forests.
Aesthetic and Functional Standards:
- Surface Finish Quality: The finish and color of WPC doors should be consistent, and resistant to fading and staining to preserve the aesthetic qualities over time.
- Customization Flexibility: Quality standards also cover the ability of the doors to be efficiently customized in terms of dimensions, colors, and finishes to meet diverse customer needs.

1. European Union

CE Marking: Demonstrates that the product meets EU safety, health, and environmental protection requirements.
EN 15534: Covers general requirements and test methods for composite materials, applicable to WPC products.
EN 14351: Pertains to the performance characteristics of windows and doors intended for external use.

2. United States

ASTM Standards: For instance, ASTM D7032, which provides specifications for performance and safety of composite products, including WPC.
ICC-ES (International Code Council Evaluation Service): Offers certification and assessments to ensure compliance with international building codes.

3. Canada

CCMC (Canadian Construction Materials Centre): Evaluates and certifies building products to ensure they meet the requirements of the national building code.

4. Australia

AS/NZS 4357: Standards for structural composite materials, applicable to aspects of WPC doors.
AS 1530: Conducts tests for the flammability performance, ensuring fire safety of building materials.

WPC Door Manufacturing Process

Material Preparation:
- Blending: Wood fibers and thermoplastic polymers, along with additives like pigments, stabilizers, and UV inhibitors, are precisely blended to form the WPC compound.
Extrusion:
- Molding: The WPC mixture is fed into an extrusion machine, where it is heated and extruded through a die to form the desired shape of the door profiles.
- Cooling: The extruded profiles are then cooled to solidify their shape.
Cutting and Trimming:
- Sizing: Once cooled, the profiles are cut to specific door dimensions and trimmed to ensure smooth edges and accurate sizes.
Assembly:
- Panel Assembly: Door panels are assembled, often involving the insertion of reinforcement materials for additional strength.
- Hardware Installation: Hinges, locks, and other hardware components are installed.
Finishing:
- Surface Treatment: The surface of the door may be treated with laminates, paints, or varnishes to enhance its aesthetic appearance and weather resistance.
Quality Control:
- Inspection: Each door undergoes rigorous testing and inspection to ensure it meets quality standards for strength, durability, and appearance.
Packaging and Shipping:
- Packaging: Finished doors are packaged carefully to prevent damage during transit.
- Distribution: Packaged doors are then shipped to distributors or directly to customers.

Quality Control Process for WPC Doors

Raw Material Inspection:
- Quality Verification: All raw materials such as wood fibers, plastic granules, and additives are inspected upon arrival to ensure they meet specified quality standards.
- Storage Conditions: Materials are stored in optimal conditions to prevent contamination and degradation.
Production Monitoring:
- Mixing and Compounding: The blending of wood fibers, plastics, and additives is closely monitored to ensure a consistent and homogeneous mixture.
- Extrusion Process: Parameters such as temperature, pressure, and speed are controlled during the extrusion process to produce uniform profiles.
Product Testing:
- Mechanical Tests: Conduct tests for tensile strength, flexural strength, and impact resistance to ensure the structural integrity of the doors.
- Environmental Tests: Perform weathering tests to assess UV stability and resistance to moisture and temperature variations.
Dimensional Checks:
- Size and Thickness Verification: Each door is measured for correct dimensions, ensuring they conform to the design specifications.
- Visual Inspection: Doors are inspected for surface imperfections, color consistency, and finish quality.
Safety and Compliance Testing:
- Fire Resistance: Test the fire resistance properties of the WPC doors to ensure they meet local building code requirements.
- VOC Emissions: Assess the volatile organic compound emissions to certify that the doors are safe for indoor use.
Final Inspection and Packaging:
- Quality Assurance: A final inspection is conducted before packaging to ensure that all doors meet the quality criteria.
- Secure Packaging: Doors are packaged securely to prevent damage during transportation, with clear labeling for proper handling and installation.
Continuous Improvement:
- Feedback Loop: Collect and analyze customer feedback and product performance data to identify areas for improvement.
- Process Optimization: Regularly update production processes and quality control measures to enhance product quality and efficiency.