Geosynthetic clay liners (GCLs) combine geosynthetics with sodium bentonite clay to form a highly impermeable barrier that often replaces thick layers of expensive compacted clay.
Bentonite waterproof blanket according to the production process can be divided into: acupuncture method of sodium base bentonite waterproof carpet, acupuncture effect of sodium base bentonite waterproof blanket and sodium base bentonite waterproof carpet adhesive method.Effect of acupuncture method of sodium base bentonite waterproof blanket, is in acupuncture sodium base bentonite waterproof carpet appearance on the surface of nonwoven geotextile composite layer of high density polyethylene geomembrane.Sodium base bentonite waterproof carpet adhesive method, is to use adhesive bonding of bentonite particles to high density polyethylene sheet, compression in the production of a sodium base bentonite.
GCL(geosynthetic clay liner)
·Specification
Weight:4000g/m2 4500g/m2 5000g/m2 5500g/m2 6000g/m2
·Usage
1.Mainly used in environmental enginering of landfill emissions .underground reservoirs .underground infrastructure construction projects ,sealing ,solution,segregation ,anti-leakage ,good effect,anti-destrutive.
GCL(geosynthetic clay liner) specifications
Project | Technical Indicators | |||
GCL-NP | GCL-OF | GCL-AH | ||
GCL,Mass/Unit area (g/m2) | 4000/4500/5000/5500/6000/6500 | |||
Wide width (m) | 4-6 | |||
Swell index(ml/2g) | ≥24 | |||
Blue uptake(g/100g) | ≥30 | |||
Tensile strengyt(N/100mm) | ≥600 | ≥700 | ≥600 | |
Elongation at max load (%) | ≥10 | ≥10 | ≥8 | |
Peel strength(N/100mm) | Non-woven and woven geotextile | ≥40 | ≥40 | - |
PE geomembrane and non-woven geotextile | - | ≥30 | - | |
Pesistance hydraulic pressure(m/s) | ≤5.0×10-11 | ≤5.0×10-12 | ≤1.0×10-12 | |
Resistance to hydrostatic pressure (Mpa/h) | 0.4 no leakage | 0.6 no leakage | 0.6 no leakage | |
Fluid loss (ml) | ≤18 | |||
Durability of bentonite(ml/2g) | ≥20 | |||
·Product show:
The compactness
Sodium base bentonite under water pressure condition to form diaphragm with high density, thickness of about 3 mm, its permeability is & x 10 m/SEC 11 below, equivalent to 100 times the compactness of 30 cm thickness of clay, have very strong since the water retention performance.
Characteristics: Compared with clay liner,it has the advantages of small size,light weigth,good flexibility and seal easy for construction and suitable for uneven settlement.
GCL(geosynthetic clay liner) construction:
GCL’s must be backfilled to provide confinement pressure in order to develop their full potential for impermeability. Our products with high performance and absolute dimensional stability, has been widely recognized in market application abroad.
Our Service
We are professional and largest in geo-material manufacturing: establish more than 20 years, HONGXIANG NEW GEO-MATERIAL producing capacity 660,000m2 per day
We have Professional Service Team, who can provide customer great experience and 100% technical support. No misunderstanding then No mistakes.

Questions and Answers:
Q: Can you accept sample order?
A: Yes, we accept samples with little and reasonable charge.
Q: What is your MOQ?
A: Normally, 5000 m2 per order.
Q: What is your delivery time? Can we short it in 7 days or less?
A: 7 days for sample, 20-25 days for mass production.
Q: What is your payment terms?
A: T/T (Bank surcharge 50$/order), Paypal (3% surcharge), Western Union or 20% deposit 80% L/C.
Q: How can I get my order?How can I know you sent the goods.
A: We will send you the goods by UPS, DHL, Fedex, Oversea Shipment or other forwarder, all with tracking number or B/L.
Q:How about your quality?
A: Try a small order, you will have your own judgment!
A Company You Can Trust:
We ensure provide the best quality and short delivery time for costumers .
We have professional service team.
Our excellent team would be very happy to work with you and offer suggestions,product applications, and design assistance.
You can contact us by phone, email or skype mentioned as below:
Hongxiang New Geo-material Group Co.,Ltd,
Mob: +8613884680593
Fax: +86-534-2777880
Send Inquiry to This Supplier
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