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Good Earthwork Products Waterproof Bentonite Clay Blanket With Cheap Price
GCL Bentonite Waterproof Blanket
GCL Waterproof blanket is combined with 3 parts. The upper level and the lower level are woven geotextile and non woven textile, the middle level is bentonite clay, which are carefully selected crude and filled in between the two levels after special processing. The bentonite clay in GCL made by this method does not flow in a fixed direction. It distributes evenly and forms waterproof layer, owning excellent waterproof features. This GCL is a kind of new green waterproof materials, which are widely applied in many waterproof construction projects.
Product Parameter
| Item | Technical Index | ||
| GCL-NP | GCL-OF | GCL-AH | |
| Bentonite Weight(g/m2) | ≧4000 | ≧4000 | ≧4000 |
| Bentonite Swelling index(mL/2g) | ≧24 | ||
| Methylene blue index(g/100g) | ≧30 | ||
| Tensile Strength( N/100mm) | ≧600 | ≧700 | ≧600 |
| Elongation Under Maximum Load(%) | ≧10 | ≧10 | ≧8 |
| Filter Loss(ml) | ≦18 | ≦18 | ≦18 |
| Bentonite Durability(ml/2g) | ≧20 | ≧20 | ≧20 |
| Hydrostatic Pressure Resistence | 0.4MPa,1h | 0.6MPa,1h | 0.6MPa,1h |
| Coefficient Permeability(m/s) | ≦5.0x10-11 | ≦5.0x10-12 | ≦1.0x10-12 |
