Changsha Jian-Yi New Material Co., Ltd.
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Our sodium bentonite waterproof blanket is a high-performance geosynthetic clay liner (GCL) combining natural sodium bentonite between durable geotextile layers. This self-sealing solution provides exceptional hydraulic containment for environmental and construction applications.
✔ Self-Healing Properties - Bentonite swells to seal punctures
✔ Low Permeability (<10⁻⁹ cm/s when hydrated)
✔ Chemical Resistant - Naturally stable in most environments
✔ Easy Installation - Lightweight rolls for fast deployment
✔ Environmentally Friendly - Natural clay material
✅ Landfill Liners & Caps
✅ Pond & Canal Liners
✅ Tunnel Waterproofing
✅ Foundation Waterproofing
✅ Secondary Containment
| Parameter | Standard Grade | Heavy Duty Grade |
|---|---|---|
| Bentonite Weight | 4.0kg/m² | 5.0kg/m² |
| Tensile Strength | ≥25kN/m | ≥35kN/m |
| Peel Strength | ≥0.15kN/m | ≥0.20kN/m |
| Hydraulic Conductivity | ≤5×10⁻¹¹ m/s | ≤5×10⁻¹¹ m/s |
| Roll Size | 4.8m×30m | 4.8m×30m |
• Proven 50+ year service life
• No mixing or special equipment required
• Conforms to irregular surfaces
• Cost-effective alternative to compacted clay