Bentonite Addition Rates
Typical addition rates for the application of bentonite for sealing dams walls. Bentonite Minimum Addition Rates* Soil Type Kg/m2 Kg/m2 Fractured Rock or Gravel 10 8 Clean Sand 10 8 Silty Sand 8 5 Sandy Silt 8 5 Clay 6 to 9 7 * Please seek professional advice if you are unsure. Data shown is
