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Product Details:
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| Bearing Type: | Sealed Journal | Cutting Material: | Milled Tooth |
|---|---|---|---|
| Standard: | API-7-1, ISO 9001:2008 | Series: | FSG |
| Shirttail: | Alloy Hard Facing | Package: | Plywood Boxed |
| High Light: | rotary drill bit,mill tooth tricone bit |
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12 1/4" FSA126 , Milled Tooth Bit, TRC Bit , Hard Facing on Shirttail , Shallow Oil Well Drilling
Three cone bit principle features
- Three cutting cones, each fitted on a leg with suitable bearing Legs are welded together to form the cylindrical section
- Section is threaded to make bin
- Each leg provided with an openings that can be reduced with a nozzle to give high jetting fluid velocity
- Factors influencing the design are: type and hardness of formation and size of drilled hole
- Formation hardness dictated the manufacture materials
- High content of nickel steel with molybdenum is used
RECOMMENDED DRILLING PARAMETERS FOR APPLICATION
| Types & IADC Code |
116 117 |
126 127 |
136 137 |
216 217 |
246 247 |
326 327 |
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| WOB | KN/mm(Bit Dia.) | 0.48~1.0 | 0.48~1.0 | 0.48~1.0 | 0.4~1.0 | 0.4~1.0 | 0.55~0.85 |
| Lb/in. (Bit Dia.) | 2742~5714 | 2742~5714 | 2742~5714 | 2285~5714 | 2285~5714 | 3140~4860 | |
| Rotation Speed (Rpm) | 160~80 | 150~70 | 130~60 | 100~60 | 80~50 | 60~45 | |
Contact Person: Jade
Tel: 0086-10-63405086
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