China Tricone Bit / API / 8 1/2" IADC Code 635 / Mining / Water Well / Rock Drilling Tools, Find details about China Tricone Bit, TCI from Tricone Bit / API / 8 1/2" IADC Code 635 / Mining / Water Well / Rock Drilling Tools
Basic Specification | |
Size | 8 1/2" inches |
216 mm | |
IADC Code | 635 |
Pin Connection | 4 1/2" API |
Bearing | Sealed bearing |
Operating Parameters | |
WOB | 25500-51000 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. |