Ingredients: rich in alumina, silica and montmorillonite mechanical processing.Features: appearance of powder white, gray, grayish yellow and purple, easy to absorb moisture.Quality index:
project | index |
| A grade bentonite | Two grade bentonite | Three grade bentonite |
| Mudmaking rate, 3 tons / M; | More than 16 | More than 16 | More than 12 |
| Filtration, ML | Less than or equal to 15 | Less than or equal to 17 | Less than or equal to 2 |
| Shear force, Pa | < 1.5 * PV |
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| Humidity,% | Less than or equal to 10 | Less than or equal to 10 | Less than or equal to 15 |
| Wet sieve analysis of 200 mesh sieve,% | Less than or equal to 4 | Less than or equal to 4 | Less than or equal to 4 |
Use: is the basis of mixing materials, suitable for freshwater and brackish drilling fluid salinity less than 20000 mg / L, but also can be used as filtration reducing agent, tackifier and plugging agent.
Usage: This product will add water mixing in more than 0.5hr, plus the amount of calcium bentonite 5~10%+ soda: 0.25! 0.50%, Na bentonite 5~10%.
Packing: plastic woven bag, 25kg/ bag.
Storage: should be stored in dry and ventilated warehouse.
Drilling additives