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  • GCL Composite with Geomembrane
  • GCL Composite with Geomembrane
  • GCL Composite with Geomembrane
  • GCL Composite with Geomembrane
  • GCL Composite with Geomembrane

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GCL Composite with Geomembrane
This product is composited by GCL and Geomembrane​. The water-repellent sodium bentonite is fixed between high-strength geotextiles by needling and then coated with HDPE geomembrane on the non-woven material. This product has stronger waterproof and impermeable ability than ordinary sodium bentonite waterproof blanket.
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Product Description

This product is composited by GCL and Geomembrane. The water-repellent sodium bentonite is fixed between high-strength geotextiles by needling and then coated with HDPE geomembrane on the non-woven material. This product has stronger waterproof and impermeable ability than ordinary sodium bentonite waterproof blanket.


Specifications


  Coefficient of expansion  ASTM D 5890  ≥24mL/2g
  Fluid loss  ASTM D 5891  ≤18mL
  Bentonite quality per unit area  ASTM D 5993  ≥4.8kg/Square meter
  tensile strength  ASTM D 4632  ≥400N
  Peel strength  ASTM D 4632  ≥65N
  Indicating traffic  ASTM D 5887  ≤1 by 10 negative 8th power cubic meter/Square meter/sec
  Permeability  ASTM D 5887  ≤5 by 10 negative 9th power cm/sec
  After soaking tensile strength  ASTM D 5321  ≥24kPa typical

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