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Needle-Punched High-Swelling Sodium Bentonite Waterproof Blanket: Cost-Effective Bentonite Geosynthetic Clay Liner

180㎡
MOQ
0.83USD~2.75USD per sqm
Price
Features Gallery Product Description Request A Quote
Features
Specifications
Width: 4-6m
Swelling Index: ≥24ml/2g
Type: Geosynthetic Clay Liner
Unit Weight: ≥4000g/㎡
Blue Clay: ≥30g/100g
Elongatio At Max Load: ≥10%
Pesistance Hydraulic Pressure: ≤5.0X10ˉ11m/s
Durability Of Bentonite: ≥20mL/2g
Highlight:

Needle-Punched Bentonite Geosynthetic Clay Liner

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High-Swelling Sodium Bentonite Waterproof Blanket

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Cost-Effective GCL-NP

Basic Infomation
Place of Origin: China
Brand Name: JianYi
Certification: ISO 9001 CE
Model Number: 4000-6000g/㎡
Payment & Shipping Terms
Delivery Time: 30 days
Payment Terms: T/T,L/C
Supply Ability: 3000T/month
Product Description
High-Performance Needle-Punched Sodium Bentonite Blanket
Cost-effective anti-seepage solution for industrial and environmental applications
Product Overview
The Needle-Punched Sodium Bentonite Waterproof Blanket (GCL-NP) is a high-performance geosynthetic anti-seepage material engineered with high-swelling sodium bentonite particles encapsulated between two geotextile layers and secured through advanced needle-punching technology. This innovative construction ensures bentonite particles remain firmly locked in place, preventing displacement and delivering consistent, uniform anti-seepage performance across the entire surface.
Key Features & Benefits
  • Exceptional flexibility that conforms to irregular terrain and accommodates foundation settlement without cracking, capable of sealing cracks up to 2mm in concrete surfaces
  • Superior waterproof performance with sodium bentonite swelling 15-17 times its volume upon water contact, creating an impermeable gel barrier with vertical permeability coefficient ≤5×10⁻¹¹ cm/s
  • Simplified installation requiring no heating or bonding agents, suitable for damp substrates (without standing water) and extreme temperatures down to -20℃, significantly reducing construction timelines
  • Environmentally safe composition using natural inorganic bentonite, non-toxic to humans and ecosystems, with long-term durability resistant to aging and corrosion
Technical Specifications
Compliant with JG/T 193 standards with unit area mass options ranging from 4000g/m² to 6000g/m² to meet various project requirements.
Application Areas
Ideal for municipal infrastructure including underground parking structures and green roofs; water management projects such as irrigation channels and artificial lakes; and environmental protection applications including landfill liners and wastewater treatment facilities. The perfect choice for projects demanding cost-efficient, rapid deployment anti-seepage solutions.
Reinforced Laminated GCL
Enhanced double-layer anti-seepage protection specifically engineered for demanding environmental conditions and challenging project specifications.
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Get in touch with us
Contact Person : Miss. Sara
Tel : +86 1511612 9368
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