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Product Details:
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| Bearing Type: | Rubber Sealed Journal Bearing | Cutting Material: | TCI |
|---|---|---|---|
| Standard: | API-7-1, ISO 9001:2008 | Series: | FA |
| Application 1: | Oil Well Drilling | Application 2: | Gas Well Drilling |
| Application 3: | Geothermal Well Drilling | ||
| High Light: | tungsten carbide insert bit,tungsten carbide drill bits |
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8 1/2" FA447G , TCI Tricone Bit , IADC 447 , Sealed Journal Bearing
PRODUCT SPECIFICATIONGS
Bit Size : 8 1/2" ( 215.9mm )
IADC : 477
SERIES : FA
Cutting type : (TCI)Tungsten Carbide Insert
Connection thread : 4 1/2" API REG PIN
Nozzle Three jet(side) nozzles,
Bit Weight: 42 kgs
SIZE AVAILABLE
Form 7 7/8inch to 17 1/2inch
RECOMMENDED DRILLING PARAMETERS FOR APPLICATION
| Types & IADC Code | 117 | 127 |
437 447 |
517 527 |
537 547 |
617 627 |
637
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| WOB | KN/mm(Bit Dia.) | 0.35~0.8 | 0.35~0.9 | 0.35~0.9 | 0.35~1.0 | 0.45~0.95 | 0.45~1.1 | 0.5~1.1 |
| Lb/in. (Bit Dia.) | 2000~4271 | 2000~5142 | 2000~5142 | 2000~5714 | 2571~5714 | 2571~6285 | 2857~6285 | |
| Rotation Speed (Rpm) | 240~80 | 240~70 | 180~80 | 220~60 | 220~50 | 200~50 | 180~40 | |
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.
Contact Person: Jade
Tel: 0086-10-63405086
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