China Needle-Punched Sodium Bentonite Pad Gcl Used in Dam, Find details about China PE Gcl, Geosynthetic Clay Lining from Needle-Punched Sodium Bentonite Pad Gcl Used in Dam
GCL-NP | Physdical requirements |
≥200g/m2 | Mass per unit area of cover layer(polypropylene nonwoven) |
≥105g/m2 | Mass per unit area of carrier layer(polypropylene woven) |
≥4000g/m2 | Mass per unit area of bentonite layer(sodium bentonite powder) |
≥5.0mm | Thickness |
24ml/2g | Swell index(bentonite layer) |
≤18ml | Fluid loss(bentonite layer) |
≥40N/100mm | Peel strength |
≤5.10-9cm/min | Permeability/Hydraulic conductivity |
≥600N/100mm | Tear strength |
≥5.5×30m | Width × length |