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Application:
GCL are widely used for the underground water and infiltration resistance of the municipal works, roads, railways, water conservancy, environmental protection, industry and civil construction.
Spec.
Item | Technical Index | Remark |
Expansion coefficientml/2g | ≥24 | ASTM-D5890 |
Rate of water content% | ≤12 | ASTM-D4643 |
Fluid lossml | ≤18 | ASTM-D5891 |
Tensile strengthlongitudinal and crossKN | ≥10 | ASTM-D4632 |
Racking strengthN | ≥65 | ASTM-D4632 |
GCL quality/unit areag/m2 | >5000(mix evenly,forbid minus deviation ) | |
Vertical osmotic coefficientcm/s | >5×10-9 | ASTM-D5084 |
Indicating flowm3/m2.s | <5×10-8 | ASTM-D5887 |
GCL(geosynthetics)