Changsha Jian-Yi New Material Co., Ltd.
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◼️ Triple-Layer Structure
Woven/non-woven geotextile sandwiching high-grade bentonite core
◼️ Self-Sealing Ability
Expands 10-15X when hydrated, sealing cracks & punctures
◼️ Zero Permeability
≤5×10⁻¹¹ m/s hydraulic conductivity after swelling
◼️ Eco-Friendly
100% natural sodium bentonite (non-toxic, VOC-free)
▫️ Bentonite Content: ≥4.5kg/m²
▫️ Roll Size: 4.8m×35m (customizable)
▫️ Peel Strength: ≥40 N/cm
▫️ Swell Index: ≥24ml/2g
✓ Landfill caps/base liners
✓ Tunnel/underground structure waterproofing
✓ Pond & canal liners
✓ Foundation moisture barriers
★ 50% faster installation vs traditional membranes
★ No need for compacted clay layers
★ Maintains flexibility (-30°C to 60°C)
★ Resists differential settlement
Overlap seams by 300mm minimum
Anchor edges with bentonite paste
Cover with 300mm backfill within 48hrs
Certifications: ISO and CE
MOQ: 1 ROLL
[Request Sample] [Download Spec Sheet]By contact us:+86 15116129368