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2020-12-16
Summary：Bentonite application in various industry and bentonite grinding project case.
| Main Mineral Component | Main Chemical Component | Color |
| Montmorillonite | SiO2, Al2O,H2O | White, light yellow, changing with the content of iron |
| Moh’s Hardness | Density | Typical Property |
| 2-2.5 | 2-2.7g/cm3 | Slippery, swelling |
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| Fields | Applications | Categories |
| Casting | Molding sand binder | Sodium, calcium and magnesium bentonite |
| Hydrated molding sand binder, surface stabilizer. | Organobentonite | |
| Metallurgy | Iron concentrate pellet binder | Sodium bentonite |
| Drilling Mud | Used for drilling mud suspension with high rheology and thixotropy; pipe free agent for drills | Sodium, calcium and magnesium bentonite; organobentonite |
| Food | Used for decoloration and purification of animal and vegetable oil, defecation of wine and fruit juice, stabilization and saccharification of beer. | Activated clay, calcium and magnesium bentonite |
| Petroleum Others |
Used for refining petroleum, grease, paroline (kerosene); catalyst carrier of the petroleum cracking process. | Activated clay, calcium and magnesium bentonite |
| Used for tar-water emulsion | Sodium bentonite(activated or natural) | |
| Stabilizer of pitch, densifier of lube. | Organobentonite | |
| Agriculture | Soil amendment, additive of mixed fertilizer and forage, adhesive | All kinds of Bentonite |
| Chemical Engineering | Catalyst, carrier of pesticides Filter of rubber and plastics Additive coating of desiccant, filtering agent, detergent, soap and toothpaste |
Activated clay, lithium and magnesium Bentonite; Sodium bentonite(activated or natural); organobentonite |
| Ecological Engineering | Used for industrial wastewater and food industry waste treatment, purification of swimming pool water, adsorbent of radioactive waste, soil and water conservation, stabilization of sands. | Activated clay; Sodium Bentonite (activated or natural) |
| Construction | Waterproof material, cement mixture, plasticizer and additive of concrete. | All kinds of bentonite |
| Papermaking | Coloring agent of carbon paper, filter of pigment. | Activated clay; calcium and magnesium bentonite |
| Textile, Printing and Dyeing | Filter, decolorizer, antistatic coating, substitute of starch slurry, and printing gum. | Activated clay; Sodium bentonite(activated or natural) |
| Ceramics | Plasticizer of its raw material | All kinds of bentonite |
| Medicine and maquillage | Medicine sorbent, binder of ointment, maquillage | Magnesium,calcium,lithium and sodium bentonite |
| Mechanics | high temperature lubricant | Organobentonite |
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