Double-textured geomembrane
Double-Textured Geomembrane: A double-textured geomembrane refers to a geomembrane with rough textures on both surfaces.
This type of geomembrane finds versatile applications, particularly in slope seepage prevention landfill projects. In construction projects involving slope seepage prevention,
the double-textured geomembrane allows both surfaces to come into contact with geotextiles, effectively providing an anti-slip effect.
Properties of double textured geofilm
| Properties | Test Method | Test Value | Testing Frequency (minimum) |
Thickness mils (min. ave.) lowest individual for 8 out of 10 values lowest individual for any of the 10 values | D 5994 | nom. (-5%) -10% -15% | per roll |
| Asperity Height mils (min. ave.) | D 7466 | 0.40 mm | every 2nd roll (1) |
| Formulated Density (min. ave.) | D 1505/D 792 | 0.940 g/cc | 90,000 kg |
Tensile Properties (min. ave.) (2) yield strength break strength yield elongation break elongation | D 6693 Type IV | 22 kN/m 16 kN/m 12% 100% | 9,000 kg |
| Tear Resistance (min. ave.) | D 1004 | 187 N | 20,000 kg |
| Puncture Resistance (min. ave.) | D 4833 | 400 N | 20,000 kg |
| Stress Crack Resistance (3) | D 5397 (App.) | 500 hr. | per GRI GM10 |
| Carbon Black Content (range) | D 4218 (4) | 2.0-3.0 % | 9,000 kg |
Oxidative Induction Time (OIT) (min. ave.) (6) (a) Standard OIT — or — (b) High Pressure OIT | D 3895 D 5885 | 100 min. 400 min. | 90,000 kg |
Oven Aging at 85°C (6), (7) (a) Standard OIT (min. ave.) - % retained after 90 days — or — (b) High Pressure OIT (min. ave.) - % retained after 90 days | D 5721 D 3895 D 5885 | 55% 80% | per each formulation |
UV Resistance (8) D 7238 (a) Standard OIT (min. ave.) — or (b) High Pressure OIT (min. ave.) - % retained after 1600 hrs (10) | D 7238 D 3895 D 5885 | N.R. (9) 50% | per each formulation |
slope seepage prevention of landfill
importance:
slope seepage prevention in landfills is not just a regulatory requirement but a fundamental aspect of responsible waste management.
Prioritizing these prevention measures ensures the protection of the environment, human health, and the long-term sustainability of waste disposal practices.
As we continue to address the global challenges of waste management, effective slope seepage prevention remains a cornerstone for a healthier and more sustainable future.
chanllenges:
1, Frictional Resistance for Stability: Slope stability is a critical concern in landfill systems. Traditional geomembranes may lack sufficient frictional resistance, leading to potential slippage and instability.
2, Effective Anti-Slip Properties: Landfill slopes are susceptible to erosion and slippage, especially in the presence of rainfall or changing environmental conditions
3, Improved Impermeability: Conventional geomembranes may face challenges in providing consistent impermeability, leading to the potential seepage of contaminants into surrounding soils and groundwater.
4, Resistance to Environmental Variability: Landfills are exposed to dynamic environmental conditions, including temperature variations and precipitation.
Solutions:
1, Frictional Resistance for Stability: 1.5mm Double-textured geomembranes provide enhanced frictional resistance on both surfaces, ensuring stable contact with underlying soils. This feature minimizes the risk of slippage and reinforces slope stability
2, Effective Anti-Slip Properties: 1.5mm dual-textured design of geomembranes ensures effective anti-slip properties. This is particularly advantageous in preventing soil erosion and maintaining the overall stability of landfill slopes.
3, Improved Impermeability: The impermeable nature of double-textured geomembranes, with textures on both sides, enhances their ability to prevent seepage. This is crucial for protecting groundwater quality and minimizing environmental impact
4, Resistance to Environmental Variability: 1.5mm double-textured geomembranes are resilient to environmental changes. Their design allows them to withstand fluctuations in conditions, maintaining their effectiveness in preventing seepage under varying weather patterns.
Successful case
The Tianchi Landfill, located in Gansu, is a prominent waste disposal site serving a sizable urban population. the landfill management recognized the need for robust slope seepage prevention systems to safeguard surrounding ecosystems and water resources. One of our clients recommended our company to them.
The landfill faced several challenges, including variable waste compositions, diverse geotechnical conditions, and stringent environmental regulations. The existing slope seepage prevention measures needed enhancement to ensure long-term stability and minimize the risk of contaminants infiltrating the soil and groundwater,
Our engineering team, leveraging extensive experience in landfill projects, collaborated with Tianchi Landfill to develop and implement a comprehensive slope seepage prevention system, 1.5mm Double-textured geomembrane is one of the very important product we use in this syetem.The dual-textured geomembrane demonstrated exceptional performance, effectively preventing seepage and ensuring the containment of waste within designated areas.
Why choose us
1, we are a factory
Haoyang Environmental Co., Ltd. covers an area of over 230 acres, with more than 40,000 square meters of standardized industrial workshops. We possess over 26 modern production lines for geosynthetic materials and have a total annual production capacity of 73,500 tons.
2,We have the world's most advanced 10-meter blown film geomembrane production line
FAQ
1, What is the thickness of the 1.5mm Double-textured geomembrane for slope seepage prevention in landfill systems?
The geomembrane has a thickness of 1.5mm, providing a robust barrier for effective slope seepage prevention in landfill systems.
2, How does the double-textured surface enhance the performance of the geomembrane?
The double-textured surface design enhances the friction and stability of the geomembrane, ensuring better resistance against slope seepage and improving overall performance in landfill applications.
3, What is the role of the geomembrane in slope seepage prevention for landfill systems?
The geomembrane acts as a reliable barrier to prevent seepage in landfill slopes, reducing the risk of environmental contamination by containing liquids within the landfill structure.
4,Can the 1.5mm Double-textured geomembrane withstand environmental challenges in landfill settings?
Yes, the geomembrane is engineered to withstand various environmental challenges commonly found in landfill systems, providing durable and long-lasting slope seepage prevention.
5,What are the recommended installation and maintenance practices for optimal performance?
Follow recommended installation guidelines to ensure proper placement and sealing of the geomembrane. Regular inspections and maintenance checks are advised to address any issues promptly and maintain the geomembrane's effectiveness in slope seepage prevention over time.
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