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Bearing Type: | Sealed Roller | Cutting Material: | Steel Tooth |
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Standard: | API-7-1, ISO 9001:2008 | Series: | FSG |
Bit Size: | 12 1/4" | Drilling Type: | Rotary Drilling |
Color: | Blue | ||
High Light: | rotary drill bit,mill tooth tricone bit |
311.2mm FSG124, Steel Tooth Tricone Bit , Rotary Drilling Bit , Rubber Sealed Bearing , TRC Bit
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 |
Roller cone bits
- Employs cones rotates about their own axis
- Used in mining and civil engineering
- First used in 1920
- Cones can be milled teeth cut from the body or tungsten carbide buttons interested into the cones
- There are three types:
• Two cone bit, milled tooth used for soft formation
• Three cone bit most widely used, milled or insert
• Four cone bit, milled tooth used for drilling large diameter 26 in (660.4 mm)
Contact Person: Jade
Tel: 0086-10-63405086
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