Wholesale mining tricone rock drill bits with discounted price from China factory.
Bit Description:
IADC: 425 - TCI sealed roller bearing bit with gauge protection for soft formations with low compressive strength and high drillability.
Compressive Strength:
65 - 85 MPA
9,000 - 12,000 PSI
Ground Description:
Long intervals of very soft poorly compacted shales, dolomites, sandstones, clays, salts and limestones.
We can offer mining tricone rock drill bits in a variety of sizes and most of IADC Codes.
| Basical Specification | |
| Size of Rock Bit | 10 5/8” |
| 270mm | |
| IADC Code | IADC425 |
| Thread Connection | 6 5/8” API REG PIN |
| Product Weight: | 74Kgs |
| Bearing Type: | Roller-Ball-Roller-Thrust Button/Sealed Bearing |
| Circulation Type | Jet Air |
| Operating Parameters | |
| Weight on Bit: | 10,630-21,250Lbs |
| Rotary Speed: | 120-90RPM |
| Air Back Pressure: | 0.2-0.4 MPa |
| Ground Description: | Long intervals of very soft poorly compacted shale,dolomite,sandstone,clay,salts and limestone. |