Ningbo Honghuan Geotextile Co.,LTD
                                                                                                           
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Since 2003
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Geosynthetic Clay Liner GCL 4000g/m² with ≥600 N/10cm Tensile Strength for Underground Reservoirs

Price Negotiable
Price: Negotiable
MOQ: 1,000/m^2
Delivery Time: 45 days
Brand: HongHuan.
Product Description
Key Specifications
Mass Area: ≥ 4000g/m²
Tensile Strength: ≥600 N/10cm
Fluid Loss: ≤18 ml
Product Overview

Geosynthetic Clay Liner (GCL) is an advanced environmentally friendly composite waterproof impermeable material featuring bentonite particles encapsulated between woven and nonwoven geotextile layers. Manufactured through specialized needle-punching processes, GCL offers exceptional sealing performance for demanding environmental applications.

Technical Specifications
Parameter Unit GCL-NP GCL-OF GCL-AH
Mass Area g/㎡ ≥4000 ≥4000 ≥4000
Swell Index ml/2g ≥24 ≥24 ≥24
Tensile Strength N/10cm ≥600 ≥700 ≥600
Elongation At Max Load % ≥10 ≥10 ≥8
Permeability m/s ≤5.0×10⁻¹¹ ≤5.0×10⁻¹² ≤1.0×10⁻¹²
Resistance Hydraulic Pressure - 0.4MPa, 1h 0.6MPa, 1h 0.6MPa, 1h
Fluid Loss ml ≤18 ≤18 ≤18
Durability of Bentonite ml/2g ≥20 ≥20 ≥20
Packaging Details
Roll Dimensions (W×L): Customizable to customer requirements
Performance Advantages
  • Superior Compactness: Sodium bentonite forms a high-density 3mm diaphragm under water pressure, achieving permeability equivalent to 100 times that of 30cm thick clay liners
  • Permanent Waterproof Performance: Natural sodium bentonite-based inorganic material resists aging and corrosion over extended periods
  • Simplified Installation: No heating or pasting required - utilizes bentonite powder, nails, and washers for straightforward application
  • Temperature Resilience: Maintains performance integrity in cold weather conditions without brittleness
  • Structural Integration: Bentonite expands 20-28 times its volume, automatically repairing concrete surface cracks up to 2mm
  • Environmental Safety: Natural inorganic composition ensures non-toxic, environmentally friendly performance
Application Areas

Ideal for environmental engineering projects, landfill emissions control, underground reservoirs, underground infrastructure construction, and industrial sealing applications requiring reliable segregation and anti-leakage protection.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Ningbo Honghuan Geotextile Co.,LTD
Location No. 36, Fengyi road, South district, Yuyao Economic Development Zone, Yuyao, Zhejiang China
Contact Person Miss. Danna

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