|
| Brand Name: | FLRT |
| Model Number: | 12 1/4" FA617G |
| MOQ: | 20pcs |
| Supply Ability: | 300pcs per quarter |
12 1/4" FA617G , Tricone Rock Bit , Medium Hard Formation , Fluid Circulation
RECOMMENDED DRILLING PARAMETERS FOR APPLICATION
|
Types & IADC Code |
417 |
437 447 |
517 527 |
517 527 |
537 547 |
617 627 |
637
|
|
|
WOB |
KN/mm(Bit Dia.) |
0.4~0.9 |
0.4~0.9 |
0.35~1.0 |
0.35~1.0 |
0.5~1.0 |
0.6~1.1 |
0.7~1.2 |
|
Lb/in. (Bit Dia.) |
2285~5142 |
2285~5142 |
2000~5714 |
2000~5714 |
2857~5714 |
3428~6285 |
4000~6857 |
|
|
Rotation Speed (Rpm) |
140~60 |
240~70 |
125~50 |
~60 |
110~50 |
100~40 |
80~4 |
|
The cutting structure for insert bits follows the same pattern as for milled tooth bits.
Long chisel shaped inserts are required for soft formations, while short ovide shaped inserts are used in hard formation bits.
