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Home > Products > Civil Engineering > Waterproofing
Waterproofing
Waterproofing
The waterproofing characteristics of bentonite have a wide application whenever it is necessary to prevent water infiltrations or leaks. This is the way to waterproof canals, basins, dams, reservoirs, water deposits, etc..

Water proofing soils to prevent the infiltration of what percolates from industrial and refuse dumps is a very important application of bentonite, which prevents pollution of the underlying aquifer. Other applications are the waterproofing of dumps covering and of the draining of sites that were previously polluted.

At the beginning of the 90’s we created our own water proofing system based on prehydrous lamellar bentonite. Today this system is cited in the specifications of many Regions.
We are talking about a completely natural bentonite with no additives, therefore with a great chemical stability and product uniformity, characteristics already guaranteed by the nature of bentonite itself. Furthermore bentonite is active even in presence of pollutants because of its level of pre-hydratation. To waterproof it is necessary to spread a layer of 12 ÷ 15 cm of the product; this guarantees waterproofing for 100 years and resistance to the aggression of different kinds of percolations.

Our waterproofing bentonites called BENTOCOAT®, are natural, selected and treated to offer the best waterproofing according to the conditions in which they must operate.
NOTE: For each product we have at your disposal documents, data sheets and safety data sheets in pdf format, that you can download after a short registration procedure.
Waterproofing
Main characteristics
Function
Supply
BENTOCOAT® N/L
Prehydrous lamellar
Natural semisodium
Waterproofing
Dumps
Loose in truck
BENTOCOAT® EXTRAPROOF
Prehydrous lamellar improved
Waterproofing dumps (difficult condition)
Loose in truck
BENTOCOAT® N/EG
In dried grains
Diaphragms
Vertical bulkhead
Loose, big bags and paper bags
BENTOCOAT® N/L DRYSURF
Prehydrous lamellar with dried surface
Diaphragms
Vertical bulkhead (facilitate trench filling)
Loose in truck