Geosynthetic Clay Liner (GCL), is a new type of geosynthetic materials, it is made of a layer of clay or other low permeability mineral materials coated with geotextiles or geomembrane, made by the method of acupuncture and stick by composite impervious materials: ordinary waterproof carpet is suitable for the artificial lake (river), the common sense on the surface of the base of landfill site seepage prevention.
2.Product Feature
Performance characteristics: Small size, light weight, good flexibility, good sealing, simple construction, and
adapt to uneven settlement.
Uses: Mainly used in waste landfills, underground reservoirs, underground infrastructure construction and
other projects.
It solves the problems of sealing, isolation and leakage prevention, with good effect and strong resistance to
damage.
3.Product Parameter
| Bentonite composite waterproof blanket | ||||||
| item | Specification | |||||
| GCL-NP | GCL-QF | GLC-AH | ||||
| Unit area weight≥（g/m²） | ≥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/100mm） | 40 | 40 | - | |||
| Peel strength of pe film and non-woven fabric≥（N/100mm） | - | 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 | |||
4.Project Cases
1 Municipal project, subway, underground and roof waterproofing
2 Landfill, waste water treatment, industrial waste
3 Waterproofing and reinforcement in water conservancy, river, lake and dam
4 Artificial lake, golf course and fish pond
5 Petrifaction and mineral waterproofing