Place of Origin:
China
Brand Name:
zhongloo
Certification:
ISO9001
Model Number:
GCL
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Bentonite Mat Geosynthetic Clay Liner For Tunnel Construction Waterproofing
Product Description:
Bentonite waterproof blanket
Waterproof blanket, bentonite composite waterproof blanket (GCL) is made of graded natural sodium-based bentonite particles, by the needle punching process and equipment, the bentonite particles fixed in Geotextile and plastic woven fabric and made of blanket waterproofing roll material. Bentonite waterproof blanket has excellent waterproofing (seepage) performance.
Technical Parameters:
| Bentonite composite waterproof blanket | |||
| item | Specification | ||
| GCL-NP | GCL-QF | GCL-AH | |
| Unit area weight≥(g/㎡) | ≥4000 | ≥4000 | ≥4000 |
| Bentonite Swelling Index≥(mL/2g) | 24 | 24 | 24 |
| Blue absorption≥(g/100g) | 30 | 30 | 30 |
| Tensile Strength≥(N/100mm) | 600 | 700 | 600 |
| Maximum elongation≥(%) | 10 | 10 | 8 |
| Peel strength of non-woven fabric and woven fabric≥(N/100m) | 40 | 40 | _ |
| Peel strength of pe film and non-woven fabric ≥(N/100m) |
_ | 30 | _ |
| permeability coefficient≤(m/s) | 5.0*10^-11 | 5.0*10^-12 | 5.0*10^-12 |
| Durability of bentonite/≥(mL/2g) | 20 | 20 | 20 |
Product Features:
Easy to repair; even after the end of waterproofing (seepage) construction, such as waterproofing layer accidental damage, as long as the broken part of the simple repair, you can regain the perfect waterproof performance as before. Relatively high performance to price ratio, very wide range.
Relatively high performance to price ratio, very wide range product The width of the product can reach 6 meters, which matches the international specifications of geotextile (membrane) and greatly improves the construction efficiency.
FAQ:
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