7 7/8 Inch CA735 TCI Tricone Drill Bit with 31kg Weight and 4 1/2" Reg PIN Connection for Hard Rock Formations
The 7 7/8 Inch CA735 TCI Tricone Bit delivers exceptional drilling performance in hard, abrasive formations with superior stability and extended service life.
- Enhanced Stability: Maintains minimal vibration and deflection during drilling operations
- Superior Wear Resistance: Constructed with high-hardness tungsten steel material
- Extended Service Life: Withstands high-temperature, high-pressure working conditions
- Cost-Effective Operation: Reduces bit replacement frequency and production costs
| Product Name | 7 7/8 inch CA735 TCI Tricone Bit |
|---|---|
| Size | 7 7/8 inch (200mm) |
| Model Number | CA735 |
| Series | CA |
| Tooth Type | TCI (Tungsten Carbide Insert) |
| Connection | 4 1/2" Reg PIN |
| Bearing Type | Rubber Sealed Roller Bearing |
| Nozzle Configuration | Three Jet Nozzles |
| Weight | 31kg |
| Certifications | SY/T5164, ISO9001:2008 |
Water well drilling, oil well drilling, HDD (horizontal directional drilling), exploration, and related industrial applications.
Hard formations with high abrasiveness including hard limestone, dolomite, hard sandstone, and chert.
| IADC Code | WOB (KN/mm) | RPM (r/min) |
|---|---|---|
| 415 | 0.35~0.90 | 140~70 |
| 435 | 0.35~0.95 | 140~60 |
| 445 | 0.35~1.00 | 140~60 |
| 515,525 | 0.35~1.05 | 120~50 |
| 535,545 | 0.35~1.05 | 110~40 |
| 615,625 | 0.35~1.05 | 80~40 |
| 635,645 | 0.70~1.20 | 70~40 |
| 735,835 | 0.70~1.20 | 70~40 |
Crossing Bit, a leading manufacturer of PDC bits and tricone bits in northern China, has established a strong reputation in the drilling industry. Our products are exported to more than 30 countries and are recognized for exceptional reliability and quality across water well, geothermal, mining, and oil & gas applications.
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