Geosynthetic Clay Liner for Landfill

Main Specifications

Product Description

Geosynthetic Clay Liner (GCL) is a composite waterproofing material made of a layer of sodium bentonite sandwiched between two layers of needle-punched nonwoven geotextiles. It offers exceptional low permeability and durability, widely used in landfill base liners and capping systems to prevent leachate leakage and protect the environment.

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Product Features

Extremely low permeability, ideal for leachate containment

Needle-punched structure ensures even bentonite distribution and stability

Self-healing properties allow for minor damage repair

Easy on-site installation with high efficiency

Flexible and conforms to irregular terrain

Eco-friendly composition, safe for soil and groundwater

Product Function

Creates an impermeable barrier to prevent leachate from polluting groundwater

Bonds tightly with soil, enhancing structural integrity

Replaces compacted clay layers, reducing excavation cost and space

Provides long-term containment in landfills, tailings dams, etc.

Minimizes secondary pollution risk and ensures high environmental safety

Product Applications

Base liners and capping layers in municipal landfills

Waterproofing in sewage treatment and industrial wastewater ponds

Tailings dams and hazardous waste containment facilities

Waterproof barriers in underground garages, tunnels, and artificial lakes

Lining systems for agricultural ponds and irrigation channels

See the Bentonite waterproof blanket catalog for more information

Application Scene Images