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Bentonite waterproof blanket

Technical indicators

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Expansion coefficient of bentonite (ml/2g) ≥ 24;

GCL unit area mass (g/m2) ≥ 4000;

GCL longitudinal fracture strength (KN/m) ≥ 6;

GCL transverse fracture strength (KN/m) ≥ 6;

GCL longitudinal fracture elongation (%) ≥ 10;

GCL transverse fracture elongation (%) ≥ 10;

GCL vertical permeability coefficient (cm/s) ≤ 5 × 10-11;

GCL peel strength (N/100mm) ≥ 40; GCL static water pressure test at 0.4MPa for 1 hour, no leakage.

Waterproof earthwork Geosynthetic Clay Liner bentonite swelling waterproof membrane bentonite geotextile cover for landfills