Geosynthetic clay liner is a high performance needle punched composite geosynthetic material. It uses natural sodium bentonite clay as the middle liner with geotextile or geomembrane as the out liner. It has the function of geotextile and geomembrane also has excellent anti-seepage property.

Features
- High puncture and tear resistance 
- Dense and slim with high bond and shear strength
- High swelling capacity and low permeability
- Long-term protection against ground water seepage
- An economic and environmentally sound alternative to synthetic liners or to bituminous products

Uses
* Municipal project, subway, underground and roof waterproofing
* Waterproofing and reinforcement in water conservancy, river, lake and dam
* Landfill, waste water treatment, industrial waste

* Artificial lake, golf course and fish pond
* Petrifaction and mineral waterproofing

Phsical properties

Note: GCL-NP, Needle punched process GCL
         GCL-OF, Needle punched and cocoon process GCL
         GCL-AH, Viscose process GCL