Geosynthetic Clay Liner GCL with ≥4000g/m² Mass Area and ≥600% Tensile Strength for Landfill Waterproofing
Geosynthetic Clay Liner (GCL) is an advanced environmentally friendly composite waterproof impermeable material featuring bentonite particles encapsulated between woven and nonwoven geotextile layers. Manufactured through specialized needle-punching processes, GCL offers exceptional flexibility, compact dimensions, lightweight construction, and superior sealing capabilities ideal for uneven settlement applications.
| Item | Unit | GCL-NP | GCL-OF | GCL-AH |
|---|---|---|---|---|
| Mass Area | g/㎡ | ≥4000 | ≥4000 | ≥4000 |
| Swell Index | ml/2g | ≥24 | ≥24 | ≥24 |
| Tensile Strength | N/10cm | ≥600 | ≥700 | ≥600 |
| Elongation At Max Load | % | ≥10 | ≥10 | ≥8 |
| Permeability | m/s | ≤5.0×10⁻¹¹ | ≤5.0×10⁻¹² | ≤1.0×10⁻¹² |
| Resistance Hydraulic Pressure | - | 0.4MPa, 1h | 0.6MPa, 1h | 0.6MPa, 1h |
| Fluid Loss | ml | ≤18 | ≤18 | ≤18 |
| Durability of Bentonite | ml/2g | ≥20 | ≥20 | ≥20 |
- Superior Compactness: Forms high-density 3mm thick diaphragm with permeability equivalent to 100 times that of 30cm clay liner
- Permanent Waterproof Performance: Natural sodium bentonite base ensures no aging or corrosion over time
- Easy Installation: Simple construction process without heating or pasting requirements
- Temperature Resistance: Maintains performance integrity in cold weather conditions
- Structural Integration: 20-28 times expansion capacity self-repairs concrete cracks up to 2mm
- Environmental Safety: Natural inorganic material is non-toxic and environmentally friendly
Ideal for environmental engineering projects including landfill emissions control, underground reservoirs, infrastructure construction, and sealing solutions requiring effective segregation and anti-leakage performance.
Roll dimensions (Width × Length) customized according to customer requirements. Square meters per roll and estimated roll weight available upon request.
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