Bentonite Waterproofing Blanket / Natural Sodium Bentonite / GCL

Bentonite Waterproofing Blanket

Composed of bentonite and geotextile. A high-performance anti-seepage material made of natural sodium bentonite sandwiched between two layers of geosynthetics, bonded by needle-punching or stitching. Widely used in environmental protection, water conservancy, and municipal engineering.

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Features & Benefits

Key Features

✓ Natural sodium bentonite swells on contact with water, providing excellent self-sealing performance
✓ Low permeability coefficient with stable long-term waterproofing
✓ Good flexibility, adapts to uneven settlement
✓ Easy installation with high laying efficiency
✓ Eco-friendly, durable, chemical corrosion resistant

Applications

• Landfills
• Artificial Lakes
• Reservoirs
• Subway Engineering
• Underground Engineering