8 5/8" FA517GT , TCI Tricone Bit , With Trimming Cutter , Geothermal Well Drilling Bit
PRODUCT SPECIFICATIONS
Bit Size : 8 5/8 inch (219.1mm)
IADC : 5 1 7
SERIES : FA
Tooth type : ( TCI ) Tungsten Carbide Insert
Connection : 4 1/2 inch API REG PIN
Nozzle : three jet (side) nozzles
Bit Weight : 41kgs
RECOMMENDED ROCK FORMATIONS
Adapted be used in soft to medium soft with low compressive strength.
RECOMMENDED DRILLING PARAMETERS FOR APPLICATION
Types & IADC Code | 117 | 127 |
437 447 |
517 527 |
537 547 |
617 627 |
637
|
|
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.