Solmax · GSE
GSE HD
The impermeable barrier.
HDPE geomembrane






Geomembrane
GSE HD
HDPE geomembrane to GRI-GM13, smooth or textured. For containment liners in landfills, ponds and heap leach pads, and for final capping.
- Material
- HDPE (high-density polyethylene)
- Surface
- Smooth or textured
- Thickness
- 0.75 – 3.0 mm
- Roll width
- up to 8.0 m
- Jointing
- Dual-wedge & extrusion weld
- Brand
- Solmax
Built to hold for decades.
GSE HDS is manufactured from virgin HDPE resin with carbon black and a stabiliser package engineered for long-term performance against UV, chemical attack and stress cracking. Its low permeability makes it the reference barrier wherever liquid must stay in — or out.
Indramas supplies the liner and installs it as a fully welded, monolithic system: panels are positioned, dual-wedge welded, and every seam is air-pressure and vacuum-box tested before the cell is signed off.
Key features
- Extremely low permeabilityA true barrier to liquids and landfill gas — protects groundwater and contains leachate.
- Chemical & UV resistanceWithstands aggressive leachate, mining solutions and exposed service.
- Stress-crack resistantHigh SCR resin grade for long design life under load and temperature cycling.
- Weldable & testableThermally fused seams that can be 100% non-destructively verified on site.
Specifications
| PROPERTY | TEST METHOD | VALUE |
|---|---|---|
| Nominal thickness | ASTM D5199 | 0.75 – 3.0 mm |
| Density | ASTM D1505 | ≥ 0.940 g/cm³ |
| Tensile strength (yield) | ASTM D6693 | ≥ 15 kN/m |
| Elongation at break | ASTM D6693 | ≥ 700 % |
| Tear resistance | ASTM D1004 | ≥ 125 N |
| Puncture resistance | ASTM D4833 | ≥ 320 N |
| Carbon black content | ASTM D4218 | 2.0 – 3.0 % |
| Roll width | — | up to 8.0 m |
Applications
Base barriers and closure caps for municipal and integrated landfills.
Mining process-water, heap-leach and tailings containment.
Palm-oil mill effluent and industrial wastewater lagoons.
Liner and floating cover for methane capture systems.
Containment for power-station coal stockpiles and ash.
Raw-water storage and concealed landscape water bodies.
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