Bentonite is an absorbent swelling clay consisting mostly of montmorillonite (a type of smectite) which can either be Na-montmorillonite or Ca-montmorillonite. Na-montmorillonite has a considerably greater swelling capacity than Ca-montmorillonite. Bentonite feels soapy or greasy to the touch.
Industrial applications
sical parameters
| Montmorillonite | more than 70% |
| Shape | Powdery, Granulated, Granular crushed stone |
| Color | Bony, White, Red, Green, Cream, Purple |
| Size | 0-10 mm (It can be sized according to the customer’s order) |
| Wet | less than 10% |
| Absorption | 400-600 for Ca-montmorillonite, more than 700 for Na-montmorillonite |
| Packaging | Jumbo bag with nylon inside, small bag (according to customer’s order) |
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