Composite Geomembrane (Impermeable Geotextile)
Product Overview
Composite geomembrane, also known as an impermeable geotextile, combines the best properties of two materials by integrating a layer of impermeable HDPE geomembrane with a geotextile fabric. This fusion creates a multifunctional product that serves as a waterproof barrier while excelling in filtration, drainage, and separation. The geotextile layer provides additional tensile strength and puncture resistance, making the composite geomembrane suitable for demanding applications such as foundation walls, tunnel linings, and landfill base liners. Its versatility makes it ideal for a wide range of civil engineering and environmental projects, providing cost-effective and reliable solutions.
Product Features
Geotextile Layer: Non-woven or woven, depending on the application
Tensile Strength: Up to 100 kN/m (warp direction) / 100 kN/m (weft direction)
Puncture Resistance: Up to 1000 N
Permeability: Less than 1 x 10^-12 m/s
Drainage Capacity: Up to 1000 L/s/m²
Color Options: Black, white, or custom colors
Certifications: ISO 9001, CE, GRI GM17
Product Advantages
Multi-layer Protection: Combines the advantages of HDPE geomembrane and geotextile, offering comprehensive protection.
Enhanced Mechanical Properties: The geotextile layer increases tensile strength and puncture resistance, ensuring structural integrity in complex geological conditions.
Efficient Drainage and Filtration: The geotextile layer provides excellent drainage and filtration, preventing soil migration while promoting water flow.
Low Permeability: Extremely low permeability ensures effective isolation of water bodies and pollutants, preventing leaks.
Easy Installation: Advanced welding techniques simplify and speed up the installation process, reducing both construction time and costs.
Production Process and Technology
Raw Material Selection: High-quality HDPE resin and high-performance geotextile materials are selected to ensure purity and optimal product performance.
Composite Process: Advanced composite technology tightly bonds the HDPE geomembrane and geotextile together, ensuring the two layers work synergistically.
Cooling and Setting: After cooling, the composite geomembrane becomes dimensionally stable and features a smooth surface.
Quality Inspection: Each batch undergoes strict physical and chemical testing to ensure the highest product quality.
Packaging and Transportation: Professional packaging techniques ensure that the product is protected from damage during transportation.
Advantages as a Chinese Manufacturer
Extensive Production Experience: With years of experience in producing composite geomembranes, we have gained substantial technical expertise.
Advanced Production Equipment: We use internationally advanced production lines and technologies to ensure high-quality and efficient products.
Strict Quality Control: From raw material procurement to final product delivery, every step is subject to stringent quality control to ensure product reliability.
Quick Delivery: Our efficient production and logistics systems allow us to quickly respond to customer needs and shorten delivery times.
Professional Technical Support: We offer comprehensive technical support, including product selection, installation guidance, and after-sales services, to ensure seamless project execution.
Application Areas
Foundation Walls: Provides waterproofing and structural stability.
Tunnel Linings: Prevents groundwater infiltration, ensuring tunnel safety.
Landfill Base Liners: Provides effective leak-proof protection.
Success Cases
Case 1: Tunnel Lining Project
Project Background: A city required the construction of a long tunnel and needed a lining material with high waterproofing performance and structural stability.
Solution: A 2.0 mm thick composite geomembrane was used, ensuring both waterproofing and structural stability of the tunnel lining.
Project Outcome: The tunnel lining system performed well, with no leaks, ensuring the safe operation of the tunnel.
Case 2: Landfill Base Lining Project
Project Background: A city needed to construct a large landfill and required a base liner with excellent leak-proof performance and long-term stability.
Solution: A 1.5 mm thick composite geomembrane was used to ensure effective leak-proof protection for the landfill base liner.
Project Outcome: The base liner system performed excellently, with no leaks, and received high praise from local authorities.
Frequently Asked Questions (FAQs)
Q1: What is a composite geomembrane?
A1: A composite geomembrane is a multifunctional product that combines a layer of impermeable HDPE geomembrane with a geotextile fabric. This combination provides waterproofing, filtration, drainage, and separation, making it suitable for various civil engineering and environmental applications.
Q2: How is a composite geomembrane installed?
A2: Installation involves several key steps:
Site Preparation: Clear the area of debris, sharp objects, and level the ground.
Laying the Membrane: Unfold the composite geomembrane carefully, ensuring it is flat and wrinkle-free.
Seaming: Use hot air welding, extrusion welding, or other approved methods to join sections of the geomembrane.
Inspection: Thoroughly inspect the installation to identify and repair any defects or damage.
Backfilling and Covering: Cover the geomembrane with soil or other materials as needed for protection.
Q3: What are the main applications of composite geomembranes?
A3: Composite geomembranes have various applications, including:
Foundation Walls: Offers waterproofing and structural stability.
Tunnel Linings: Prevents groundwater infiltration, ensuring tunnel safety.
Landfill Base Liners: Provides leak-proof protection.
Q4: What maintenance does a composite geomembrane require?
A4: Maintenance is minimal but essential for long-term performance:
Regular Inspections: Inspect regularly to identify and resolve any issues early.
Cleaning: Keep the surface clean to prevent debris that could cause damage.
Repairs: Promptly repair any tears, punctures, or defects to maintain membrane integrity.
Technical Support and Consulting
Our team provides professional technical support and consulting services to ensure your project's success. We offer:
Technical Advice: Guidance on product selection, installation methods, and best practices.
Customized Solutions: Tailored recommendations to meet your specific project requirements.
On-Site Support: Assistance with on-site installation and troubleshooting.
Contact Us
We are committed to providing high-quality composite geomembranes and superior customer service. If you have any questions or need a quote, please feel free to contact us. Our expert team is ready to help you find the right solution for your needs.
