China 9" IADC Code 635 Mining Machinery Water Well Rock Drilling Tools TCI Bit Drill Equipment, Find details about China TCI, Rock Drilling Bit from 9" IADC Code 635 Mining Machinery Water Well Rock Drilling Tools TCI Bit Drill Equipment
Basic Specification | |
Size | 9" |
229 mm | |
IADC Code | 635 |
Pin Connection | 4 1/2" API |
Bearing | Sealed bearing |
Operating Parameters | |
WOB | 27000-54000 Lbs |
RMP | 100-60 |
Air Back Pressure | 0.2-0.4 Mpa |
Formation | Medium hard and abrasive formation with high compressive strengths such as limestone, sandstone, dolomite and chert. |