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Bentonite — the natural clay mineral having property to inflate at hydration (by 14 — 16 times).
At restriction of space for free swelling in the presence of water dense gel which interferes with further penetration of moisture is formed.
This property, and also non - toxicity and chemical firmness does it irreplaceable in production, construction and many other fields of activity.
Bentonite is applied to preparation of a drilling fluid. It is applied in foundry business, when processing oil products and iron ores, in production of ceramics, to lighting of solutions.
Bentonite is biologically active agent, its addition in a forage and with fertilizers to the soil increases productivity of animals and productivity of agricultural cultures.
Bentonite is used in hydroconstruction for fight against filtering, it shield channels.
In winemaking bentonite is used for acceleration of lighting of a mash, wine materials and stabilization of wines against proteinaceous opacifications.