Natural sealing power
Sodium bentonite swells many times its dry volume when hydrated, forming a dense, self-sealing clay barrier. It is widely used to stabilise bored piles and diaphragm walls and to provide reliable below-grade waterproofing.
Membranes
Bentonite
High-swelling sodium bentonite for waterproofing, drilling support and sealing applications in civil and geotechnical works.
Available packaging
25 kg bag50 kg bag
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