Description
Pilewell SW-150 – Premium Sodium Bentonite for Trenchless Drilling
Our Pilewell SW-150 is a high-grade, polymer-treated sodium bentonite designed for micro tunneling, HDD, HDB, and other advanced trenchless technologies. With a high yield of 150 bbl, it provides engineered water-based mud for optimum drilling performance.
Why Choose Pilewell SW-150?
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Achieves excellent rheology for high-end trenchless technology
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Low skin friction, reducing heat at the cutting head
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Forms a thin and stable filter cake
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One product suitable for entire micro tunneling or HDD project
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Polymer-treated for superior water-based drilling mud properties
Rheological Properties
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Yield: 150 bbl at 45 kg/m³
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Yield Point (YP): 27 lb/100 ft² min
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Gel Strength: 14 lb/100 ft² min
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Plastic Viscosity: 7–10 lb/100 ft²
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Filter Loss: 20 ml max
General Properties
| Parameter | Result |
|---|---|
| Moisture | 8–11% max |
| Passing Through @ 200# | 90 min |
| pH | 9–11 |
| Loose Bulk Density (gm/cc) | 0.75–0.9 |
Drilling Fluid Properties
| Clay Concentration (kg/m³) | Yield Point (lb/100 ft²) | Marsh Viscosity (sec.) |
|---|---|---|
| 30 | 20 min | 30 min |
| 40 | 25 min | 35 min |
| 45 | 30 min | 42 min |
| 50 | 35 min | 47 min |
Advantages of Pilewell SW-150
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Suitable for various soil types
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One bag solution for micro tunneling, HDD, pipe jacking
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High carrying capacity
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Includes additives for optimal drilling
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Provides shear-thinning fluid for easier pumping
Packing Size
- 25 kg per bag
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