Geomembrane Sheet

Approx. Rs 198 / KgGet Latest Price

HDPE (High-Density Polyethylene) geomembrane sheets are widely used in various civil engineering and environmental applications. These sheets are made from high-density polyethylene, a thermoplastic polymer known for its excellent resistance to chemicals, UV radiation, and puncture. Here are some key points about HDPE geomembrane sheets:

1. Material Composition: HDPE geomembrane sheets are composed of high-density polyethylene, which is a type of plastic known for its strength, flexibility, and resistance to environmental stress cracking.

2. Thickness: These geomembrane sheets come in various thicknesses ranging from 0.5 mm to 3.0 mm or even thicker, depending on the specific application requirements.

3. Applications:

   • Landfill Liners: HDPE geomembranes are commonly used as liners in landfills to prevent leachate from seeping into the soil and groundwater.
   • Pond Liners: They are used to line ponds, lakes, and reservoirs for water containment.
   • Mining: HDPE geomembranes are used in mining applications to contain harmful chemicals and prevent environmental contamination.
   • Agriculture: They are used for lining irrigation channels, reservoirs, and agricultural ponds.
   • Waste Containment: HDPE geomembranes are used in waste containment facilities such as hazardous waste storage areas.
   • Secondary Containment: They are used for secondary containment of liquid chemicals and fuels in industrial settings.

4. Installation: HDPE geomembranes are typically installed by unrolling the sheets onto prepared subgrades and then welding or seaming the seams together to create a continuous barrier. Various welding techniques such as heat fusion or extrusion welding are used for seam joining.

5. Advantages:

   • Chemical Resistance: HDPE geomembranes are resistant to a wide range of chemicals, making them suitable for various applications.
   • UV Resistance: They have excellent UV resistance, ensuring long-term performance even under exposure to sunlight.
   • Flexibility: HDPE geomembranes are flexible and can conform to irregular surfaces, minimizing the risk of leaks.
   • Durability: These geomembranes have a long service life, even in harsh environmental conditions.

6. Quality Control: Quality control measures such as thickness testing, seam testing, and destructive testing are often employed to ensure the integrity and performance of HDPE geomembrane installations.