Share:
HDPE geomembrane liners are among the most widely used geosynthetic materials in civil engineering, environmental protection, and industrial applications. Renowned for their exceptional durability, chemical resistance, and impermeability, HDPE geomembrane liners serve as critical barriers to prevent fluid and gas migration in projects like landfills, mining operations, and water containment systems. For tailored solutions or professional installation services, contact trusted manufacturers like BPM Geosynthetics to ensure your project’s success.
A HDPE geomembrane liner is a high-density polyethylene sheet designed to act as an impermeable barrier in geotechnical applications. Composed of 97.5% high-density polyethylene resin and 2.5% additives like carbon black, antioxidants, and UV stabilizers, HDPE geomembrane liners are engineered to withstand harsh environmental conditions, including chemical exposure, UV radiation, and extreme temperatures. Their thickness typically ranges from 0.5 mm to 3.0 mm, with common options including 40 mil (1.0 mm), 60 mil (1.5 mm), and 80 mil (2.0 mm), tailored to specific project requirements.
Manufactured through processes like blown film extrusion or calendering, HDPE geomembrane liners meet stringent standards such as ASTM GRI GM13, ensuring consistent quality and performance. Their dense molecular structure makes them highly resistant to punctures, tears, and chemical corrosion, positioning them as the preferred choice for containment projects worldwide. Whether used in landfill liners, aquaculture ponds, or mining heap leach pads, HDPE geomembrane liners provide unmatched reliability and longevity.
| Item | Detailed Item | Unit | Standard | Test frequency | GSO75 | GSO10 | GSO15 | GSO20 | GSO30 |
|---|---|---|---|---|---|---|---|---|---|
Mechanical Properties | Thickness | mm | ASMD5199 | per roll | 0.75 | 1.00 | 1.50 | 2.00 | 3.00 |
| Density | g/cc | ASMD1505/D792 | 90,000kg | 0.94 | |||||
| Tensile Properties | |||||||||
| Yield Strength | KN/m | ASMD6693 Type IV | 9,000 kg | 11 | 15 | 22 | 29 | 44 | |
| Break Strength | KN/m | 20 | 27 | 40 | 53 | 80 | |||
| Yield Elongation | % | 13 | 13 | 13 | 13 | 13 | |||
| Break Elongation | % | 700 | 700 | 700 | 700 | 700 | |||
| Tear Resistance | N | ASMD D1004 | 20,000kg | 93 | 125 | 187 | 249 | 374 | |
| Puncture Resistance | N | ASMD D4883 | 20,000kg | 240 | 320 | 540 | 660 | 960 | |
| Stress Crack Resistance | hr. | ASMD D5397 | per GRI GM-10 | 500 hr. | |||||
| Carbon black content | % | ASMD D4218 | 9,000kg | 2.0-3.0% | |||||
| Carbon black dispersion | ASMD D5596 | 20,000kg | For 10 different views: 9 in Categories 1 or 2 and 1 in Category 3 | ||||||
Reference Properties | Oxidative Induction Time | ||||||||
| Standard OIT | min | ASMD D3895 | 90,000kg | 100 min | |||||
| High pressure OIT | ASMD D5885 | 90,000kg | 500 min | ||||||
| Oven Aging at 85°C retained after 90 days | % | ASMD D5721 | per each formulation | 55% | |||||
| Standard OIT | ASMD D3895 | 80% | |||||||
| High pressure OIT | ASMD D5885 | 80% | |||||||
| UV Resistance | |||||||||
| High Pressure OIT – % retained after 1600 hrs | % | ASMD D5885 | per each formulation | 50% | |||||
Roll Size | Roll Width | m | 7 | 7 | 7 | 7 | 7 | ||
| Roll Length | m | 280 | 210 | 140 | 105 | 70 | |||
| Size stability | % | 2% | |||||||
HDPE geomembrane liners offer a compelling combination of performance and cost-effectiveness, making them a top choice for containment projects.
HDPE liners are economical due to their low material costs (approximately $0.65–$3.90 per square meter, depending on thickness) and reduced need for soil cover, thanks to UV stability. Their durability minimizes maintenance expenses over a lifespan of 10–50 years.
When covered, HDPE geomembrane liners can last up to 60 years, resisting chemical degradation, UV exposure, and mechanical stress. Their high elongation (700%) accommodates ground movement without cracking.
By preventing leachate and chemical leaks, HDPE liners safeguard soil and groundwater, supporting compliance with regulations like the U.S. EPA’s RCRA. Their non-toxic composition ensures safety for aquaculture and drinking water applications.
Factory-produced rolls and field welding reduce installation time compared to clay liners. Prefabricated panels can cut field seaming by 70%, lowering labor costs and risks of seam failure.
HDPE geomembrane liners are versatile, supporting a wide range of applications across industries. Their ability to prevent seepage and resist environmental stressors makes them indispensable in projects requiring robust containment solutions.
In sanitary landfills, HDPE geomembrane liners are used as base liners and caps to prevent leachate from contaminating soil and groundwater. Typically, 1.5 mm or 2.0 mm thick liners are selected for their durability and compliance with standards like ASTM GM13. Textured HDPE liners, with single or double-sided rough surfaces, enhance friction on slopes, improving stability in landfill designs.
HDPE geomembrane liners are critical in mining for heap leach pads, tailings storage, and containment ponds. Their chemical resistance ensures safe containment of acidic or alkaline solutions, while their puncture resistance withstands abrasive subgrades. For example, 60 mil or 80 mil liners are commonly used in aggressive mining environments to minimize leakage risks.
In water conservation projects, HDPE geomembrane liners line reservoirs, canals, and irrigation ponds to prevent seepage, enhancing water storage efficiency. Their UV stability and low maintenance make them ideal for exposed applications, such as floating covers in water treatment facilities.
HDPE geomembrane liners, typically 0.75 mm to 1.0 mm thick, are used in fish and shrimp ponds to maintain water quality and prevent soil contamination. Their smooth surfaces reduce bacterial growth and simplify cleaning, improving aquaculture productivity.
HDPE liners are employed in chemical plants, oil refineries, and wastewater treatment facilities to contain corrosive liquids. Their resistance to over 80 chemical media, including asphalt and tar, ensures long-term performance in harsh industrial settings.
HDPE geomembrane liners can last 10–50 years, with covered liners reaching up to 60 years. Lifespan depends on installation quality, environmental exposure, and maintenance.
Installation involves site preparation, liner placement, hot wedge or extrusion welding, and quality testing. Certified technicians ensure seams meet ASTM standards.
Yes, tears or punctures can be patched using extrusion welding or adhesive patches, provided repairs are conducted by trained professionals.
Thicknesses range from 20 mil (0.5 mm) to 120 mil (3.0 mm), with 40 mil, 60 mil, and 80 mil being common for most applications.
Yes, HDPE liners made from virgin resin are non-toxic and recyclable, posing no harm to ecosystems when used in aquaculture or water storage.
BPM Geosynthetics is a global leader and manufacturer of geosynthetics engineered specifically for your environmental, civil engineering and mining applications. BPM offers complete range of best quality geosynthetic products at competitive factory price on fast delivery.
We are at your service in 24 hours/7 days. Any questions or inquiries, please contact us.
When you’re looking for geosynthetic products or services, we are always here repond to your quote as soon as possible.
