9" FK642G Mining Drill Bits , Non Sealed Air Cooled Roller Cone Drill Bit
9" FK642G , Tricone Rock Bit , Non-Sealed Air-Cooled Roller Bearing , TCI Bit , Mining Bit
PRODUCT SPECIFICATIONS
Bit Size: 9 inch(228.6mm)
IADC: 6 4 2
SERIES: FK
Tooth type: (TCL)Tungsten Carbide Insert
Connection: 4 1/2inch API REG PIN
Nozzle: three jet(side) nozzles
Bit Weight: 50kgs
RECOMMENDED ROCK FORMATIONS
Designed for medium-hard and abrasive formations with high compressive strengths such as limestone, sandstone, dolomite and chert.
SIZE AVAILABLE
From 6 1/4inch to 13 3/4inch
RECOMMENDED DRILLING PARAMETERS FOR APPLICATION
| Types & IADC Code | 412 | 432 | 542 | 642 | 732 | 842 | |
| WOB | KN/mm(Bit Dia.) | 0.175~0.35 | 0.175~0.7 | 0.35~0.875 | 0.525~1.05 | 0.7~1.22 | 0.875~1.4 |
| Lb/in. (Bit Dia.) | 1000~2000 | 1000~4000 | 2000~5000 | 3000~6000 | 4000~7000 | 5000~8000 | |
| Rotation Speed (Rpm) | 120~90 | 120~90 | 110~80 | 100~60 | 90~60 | 80~50 | |
The above chart represents commonly available sizes and types, we do produce other sizes and types of rock bits which do not appear on this list. Please contact us for more information.
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