HDPE Dam Liners
About Rendifield HDPE Dam Liners
Rendifield Mining and Industrial Piping Solutions manufactures high-quality HDPE geomembrane dam liners, designed for durability and long-term performance. These liners are produced using a film-blowing process with premium high-density polyethylene (HDPE) resin, enhanced with carbon black, antioxidants, anti-aging agents, and UV-resistant components to withstand harsh environmental conditions.
Engineered for strength, flexibility, and superior chemical resistance, HDPE dam liners are widely used across multiple industries, including mining, agriculture, municipal projects, and support & maintenance sectors. Their reliability and durability make them an essential solution for effective liquid containment and environmental protection.
Applications
- Fish farm pond
- Landfill liners
- Artificial river
- Artificial lakes
- Mining
- Biogas Digester
- Canal linings
- Aqiuaculture tanks
- Irrigation ponds
- Wastewater treatment lagoons
- Evaporation ponds
- Oil & Gas exploration
- Gound coversheets for weed protection
- Oil spill containment
- Coal Ash containment
- Waste management
- Salt farming
- Water conservation initiatives
- Remediation liners
Physical properties
HDPE (High-Density Polyethylene, not standard polyethylene) liners are the preferred choice for most dam applications due to their superior durability and performance.
Rendifield’s specially extruded HDPE liners offer a high tensile strength and exceptional chemical resistance, making them ideal for long-term containment. Designed to withstand stress cracking and low temperatures, these liners provide reliable and leak-proof protection. Additionally, they are chemically inert and highly resistant to most hydrocarbons, ensuring stability and effectiveness in demanding environments.
Specifications
| Properties |
Test method ASTM |
GMS0.75 | GMS1.0 | GMS1.25 | GMS1.5 | GMS2.0 | GMS2.5 |
| Thickness | D5199 | 0.75mm | 1.00mm | 1.25mm | 1.50mm | 2.00mm | 2.50mm |
| Density (≥ g/cc) | D1505 | 0.940 | 0.940 | 0.940 | 0.940 | 0.940 | 0.940 |
|
Tensile Properties(≥) • yield strength • break strength • yield elongation • break elongation |
D 6693 Type IV |
11kN/m 20kN/m 12% 700% |
15kN/m 27kN/m 12% 700% |
18kN/m 33kN/m 12% 700% |
22kN/m 40kN/m 12% 700% |
29kN/m 53kN/m 12% 700% |
37kN/m 67kN/m 12% 700% |
| Tear Resistance (≥) | D 1004 | 93 N | 125 N | 156 N | 187 N | 249 N | 311 N |
| Puncture Resistance (≥) | D 4833 | 240 N | 320 N | 400 N | 480 N | 640 N | 800 N |
| Stress Crack Resistance (≥) | D 5397 | 300 hr. | 300 hr. | 300 hr. | 300 hr. | 300 hr. | 300 hr. |
| Carbon Black Content | D 1603 | 2.0-3.0% | 2.0-3.0% | 2.0-3.0% | 2.0-3.0% | 2.0-3.0% | 2.0-3.0% |
| Carbon Black Dispersion | D 5596 | Note(1) | Note(1) | Note(1) | Note(1) | Note(1) | Note(1) |
|
Oxidative Induction Time (OIT) (≥) (a)Standard OIT or (b)High Pressure OIT |
D 3895 D 5885 |
100 min. 400 min. |
100 min. 400 min. |
100 min. 400 min. |
100 min. 400 min. |
100 min. 400 min. |
100 min. 400 min. |
Dimensions
(This table is best viewed in devices with a wide view)
| HDPE Dam Liners Dimensions | ||
| Main Thickness | Main Width | Main Length |
| 0.5mm | 7m | 420m |
| 1.0mm | 7m | 220m |
| 1.5mm | 7m | 150m |
| 2.0mm | 7m | 110m |
| 2.5mm | special request | |
| 3.0mm | special request | |
Features and benefits
Features:
- Excellent resistance to UV radiation
- Aging resistance
- Corrosion resistance
Frequently Asked Questions about HDPE Geomembranes/Dam-Liners
What are HDPE Geomembranes?
HDPE Geomembranes are sheets made from high-density polyethylene, designed to serve as impermeable liners. They are used to create barriers that prevent the passage of liquids or gases in a variety of applications, including landfills, mining operations, water reservoirs, and environmental protection projects.
What are the key benefits of using HDPE Geomembranes?
HDPE Geomembranes provide:
- High Chemical Resistance: Ideal for use in harsh environments.
- Exceptional Durability: Withstand extreme conditions and heavy loads.
- Low Permeability: Ensures effective containment and prevents leakage.
- High Tensile Strength: Offers reliability in demanding applications.
- Long Lifespan: Delivers long-term performance.
- Flexibility: Easily adapts to various project requirements.
These features make HDPE Geomembranes a top choice for diverse containment solutions.
Where can HDPE Geomembranes be used?
HDPE Geomembranes are versatile and commonly used in:
- Landfills: Lining and capping to prevent contamination.
- Mining Operations: Heap leach pads and tailings ponds.
- Water Reservoirs, Ponds, and Canals: For effective water containment.
- Aquaculture and Agriculture: Supporting sustainable farming practices.
- Industrial Waste Containment: Securing hazardous materials.
- Sewage Treatment Plants: Preventing leaks and contamination.
- Construction Projects: Providing impermeable barriers.
How long do HDPE Geomembranes last?
HDPE Geomembranes generally have a lifespan of over 20 years, with durability varying based on the application and environmental conditions.
How do HDPE Geomembranes prevent leakage?
HDPE Geomembranes feature extremely low permeability, effectively blocking the migration of fluids and gases, ensuring reliable containment.
Are HDPE Geomembranes environmentally friendly?
Yes, HDPE Geomembranes help protect the environment by preventing contamination. They create a secure barrier for hazardous materials, effectively preventing groundwater pollution and ensuring eco-friendly containment.
How are HDPE Geomembranes installed?
Installation involves preparing the substrate, carefully deploying the geomembrane sheets, and welding the seams with specialised equipment to create a secure and impermeable barrier.
Can HDPE Geomembranes withstand UV exposure?
Yes, HDPE Geomembranes are UV-resistant, making them ideal for outdoor applications where prolonged sunlight exposure is expected.
What thickness options are available for HDPE Geomembranes?
HDPE Geomembranes are available in a range of thicknesses, typically from 0.5 mm to 3 mm, tailored to meet the specific needs of different applications.
How do I choose the right HDPE Geomembrane for my project?
To select the right HDPE Geomembrane, consider factors such as the type of materials to be contained, environmental conditions, desired lifespan, and the specific application. Consulting with a professional ensures the best solution for your project requirements.