Sodium bentonite definition

Sodium bentonite means a clay formed from the decomposition and recrystallization of volcanic ash and is largely composed of the clay mineral montmorillonite (Na.33 (Al1.67Mg.33) Si4O10 (OH)2), commonly referred to as “western” or “Wyoming” bentonite, and has extensive ability to absorb water and swell to many times its original volume.
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Sodium bentonite means a colloidal clay that:
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Examples of Sodium bentonite in a sentence

  • Sodium bentonite grout shall be a mix- ture of sodium bentonite and water that results in a grout contain- ing 20 percent solids, or greater, by weight and shall be mixed according to the manufacturer’s specifications.

  • Sodium bentonite (swelling clay) is available in many forms from granules to pellets to chips.

  • Sodium bentonite has, by definition, more than 1% and less than 2% available ion content, or sodium exchange.

  • Sodium bentonite expands when wet, absorbing as much as several times its dry mass in water.

  • Sodium bentonite (NaB) was used in this study and treated according to the HYPER clay procedure.

  • Sodium bentonite chips or pellets must be used for seals placed below the water table, except in circumstances where the sodium bentonite may bias representative ground water samples.

  • Sodium bentonite swells when hydrated giving it the ability to seal around penetrations, self heal punctures and seal at overlaps.

  • The Agreement shall be governed by the laws of the province of Ontario, excluding its provisions on conflicts of law.

  • Sodium bentonite is used by the company’s environmental division in its abandoned water well sealing operation.BDR holds a 1% net smelter royalty in a formerly owned mining property (the Ore Fault).

  • Granular Bentonite: Sodium bentonite clay containing a minimum of 90 percent montmorillonite (hydrated aluminum silicate), with a minimum of 90 percent passing a No. 20 sieve.

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