PILEWELL® SW 150 (Original Bentonite Powder)
Manufacturer: Swell Well Minechem Pvt. Ltd (India)
1. Product Description
Original Bentonite Powder is a natural clay derived from volcanic ash, composed mainly of smectite minerals (Montmorillonite). It is characterized by its high plasticity and ability to swell significantly (up to 8 times its volume) when in contact with water.
PILEWELL® SW 150 is a premium, high-quality variant available in the Bangladesh market. It is a polymer-treated, sodium-activated bentonite specifically processed for high-end trenchless technologies. It is engineered to provide a yield of 150 BBL.
2. Primary Applications
PILEWELL® SW 150 is highly recommended for high-tech construction and drilling processes, including:
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Trenchless Technology: Micro-tunneling, Pipe Jacking, and HDD (Horizontal Directional Drilling).
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Piling & Foundations: Bored piling, Diaphragm walling, and Slurry trench cut-offs.
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Drilling: General trenchless drilling and HDB.
3. Key Advantages
This product is designed to create a high-performance, water-based mud that offers superior rheology.
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High Yield: achieves a yield of 150 BBL.
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Versatility: A “One Bag” solution suitable for various applications (Micro-tunneling, HDD, etc.) and various soil strata.
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Superior Wall Support: Offers “near-zero collapse” performance with superb wall-holding capacity.
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Equipment Protection: Provides low skin friction, lubricates the drill bit, and reduces heat at the cutting head.
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Fluid Properties: Functions as a shear-thinning fluid with excellent carrying capacity for cuttings and forms a thin, effective filter cake.
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Instant Activation: Creates an instant thixotropic gel.
4. Technical Specifications
Rheological Properties
| Parameter | Result |
| Yield | 150 BBL (at 45kg/m³) |
| Yield Point (YP) | 27 lb/100 ft² (min) |
| Gel Strength | 14 lb/100 ft² |
| Plastic Viscosity | 7–10 lb/100 ft² |
| Filter Loss | 20 ml (max) |
Original Bentonite Powder BD Price
Physical Parameters
| Parameter | Result |
| Moisture Content | 8–11% (max) |
| Fineness (Passing @ 200#) | 90% (min) |
| pH Level | 9–11 |
| Loose Bulk Density | 0.75–0.9 gm/cc |
5. Usage Instructions
To achieve the optimal 40-second Marsh viscosity:
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Mixing Ratio: Add 47 kg of PILEWELL® SW 150 powder to 1000 Liters of fresh water.
Original Bentonite Powder BD Price
6. About the Manufacturer
Swell Well Minechem Pvt. Ltd is the largest producer of high-quality Bentonite powder in India. Located in Western India with access to international ports, they own mines with rich deposits of raw materials. They are a leading global supplier of Bentonite granules and Attapulgite.
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