
Company Information
Ask for more detail from the seller
Contact SupplierAt the time of boring for Pile, the sides of the bore hole are subjected to numerous external forces and pressure like active earth pressure, hydrostatic pressure, pore pressure, etc due to underground water. As a result the side of the bore become unstable and may collapse if the soil layers remain weak.
Due to its thixotropic property. bentonite is used as a supporting fluid to counter the external pressures and stabilize the sides of the bore hole.
Darshna Minerals Piling Grade Bentonite is a sodium based bentonite of exceptional purity procured from ores with a high composition of montmorollinite.
The main features of Darshna Minerals Piling Grade Bentonite are listed below :
| Properties | Unit | Pilling Normal Bond | Pilling Insta Bond | Pilling SuperBond | Pilling High Bond |
|---|---|---|---|---|---|
| Liquid Limit | ml | 350-400 | 400-450 | 450-500 | 500-600 |
| Free Swelling volume 2 gm/ 100 ml | mg.gm of clay | 22-25 | 25-28 | 28-30 | 30-35 |
| Perticlesizefiner than 75 Micron Dry Passing | % | 85 Min. | 85 Min. | 85 Min. | 85 Min. |
| Marsh Funnel Viscosity | Min. | 30-35 | 35-37 | 40-45 | 50-55 |
| pH Value 2% Slurry | pH | 9-10 | 9-10 | 9.5-10 | 9.5-10 |
| Passing 200 Mesh | % | 83-85 Min. | 83-85 Min. | 83-85 Min. | 83-85 Min. |
| Gel Time 2.5 gm-2.5 ml | Second | 1 Min. | Instant | Instant | Instant |
| Moisture Content & by Weight | % | 12 Max. | 12 Max. | 12 Max. | 12 Max. |