FLRT Bit
FLRT Bit - We supply the right bit!
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6 3/4" FA537G , TCI Tricone Bit , Sealed Journal Bearing , IADC 537
PRODUCT SPECIFICATIONGS
Bit Size: 6 3/4inch ( 171.5mm)
IADC: 537
SERIES: FA
Tooth type: (TCI)Tungsten Carbide Insert
Connection 3 1/2 inch API REG PIN
Nozzle Three jet(side) nozzles,
Bit Weight: 20kgs
RECOMMENDED ROCK FORMATIONS
Adapted to be used in medium soft with harder, more abrasive streaks(hard shale, mudstone, soft limestone, sands etc)
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
| |
| 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.
IADC Digital Coding Regulation
1st digit = Cutting type
1~3: Milled tooth
4~8: TCI
2nd digit = Drilling formation
1~4 : Soft ~ very hard
3rd digit = Bearing type
1: open roller bearing / non sealed roller bearing
2: air cooled roller bearing / non sealed air cooled roller bearing
3: non sealed roller bearing with gauge protection
4: sealed roller bearing
5: sealed roller bearing with gauge protection
6: sealed journal bearing
7: sealed journal bearing with gauge protection