Bentonite Waterproof Blanket Has Good Impermeability, Natural Material

There are three pieces of bentonite waterproof blankets.

Walcoom provides bentonite waterproof blanket with good impermeability in foundation construction.

Bentonite waterproof blanket is made of sodium bentonite, composite geotextiles and non-woven. High expansion of sodium bentonite is filled in a special composite geotextiles and non-woven fabrics. Sodium bentonite forms a high-density diaphragm in a hydraulic state, has good impermeability performance. In addition, the volume of sodium bentonite expand with water, can play the role of protection and reinforcement. So it is widely used in landfill, embankment, pond, underground garage and artificial lake to prevent infiltration and solid foundation. And bentonite waterproof blanket is easy to install and repair. It can shorten the construction period and save costs.


  • Compactness, good impermeability performance.
  • Permanent waterproof performance.
  • Not affected by weather, low and high temperature resistance.
  • Natural materials, harmless to human and environment.
  • Surface smooth, uniform thickness, no holes and broken edge.
  • Easy to install and repair, construction is simple.


  • Material
    Sodium bentonite, geotextiles, non-woven.
  • Width
    1–6 m. We can customize according to your request.
  • Length
    30, 35, 40 m. We can customize according to your request.
  • Unit weight
    4000–7000 g/m2.
  • Standard
    JG/T 193.


  • Landfill.
  • Tunnel.
  • Subway.
  • Airport.
  • Artificial lake.
  • Pond.
  • Dam
  • Embankment.
  • Slope.
  • Highway.
  • underground garage.
  • Underground parking lot.
  • Roof garden.
  • Oil depot.
  • Chemical accumulation field.
  • Foundation of building.
  • Road.
Many workers are setting the bentonite waterproof blanket in landfill.
A pond is being built with bentonite waterproof blanket.
Many workers are building the road with bentonite waterproof blanket.
This is a slope with bentonite waterproof blanket.
Three people are walking on the riverside built with bentonite waterproof blanket.
Two people are setting the bentonite waterproof blanket in a huge opening area.
Many people are building the dam with bentonite waterproof blanket.
If you need to consult the price, please contact the business department by E-mail: When you contact us, please provide your detail requirements. That will help us give you a valid quotation.
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