CR737 TCI Tricone Drill Bit 444.5mm 17 1/2 Inch for Hard Rock Formations with 250kg Weight
The CR737 TCI tricone drill bit utilizes advanced composite cutting technology that combines impact crushing, sliding shear, and tooth shearing effects. This multi-mechanism approach enables efficient rock fragmentation across various formation types while maintaining drilling stability and performance.
| Specification | Details |
|---|---|
| Product Name | 17 1/2 inch CR737 TCI Tricone Bit |
| Size | 444.5mm (17 1/2 inch) |
| Model Number | CR737 |
| Series | CR |
| Tooth Type | TCI (Tungsten Carbide Insert) |
| Connection | 7 5/8" Reg PIN |
| Bearing Options | Rubber Sealed Journal Bearing or Metal Sealed Bearing |
| Nozzle Configuration | Three Jet Nozzles |
| Weight | 250kg |
| Certifications | SY/T5164, ISO9001:2008 |
- Water Well Drilling
- Oil Well Drilling
- Horizontal Directional Drilling (HDD)
- Geological Exploration
- Mining Operations
- Geothermal Drilling
Hard formations with high compressive strength and abrasiveness including limestone, dolomite, sandstone, and chert.
| IADC Code | Weight on Bit (KN/mm) | Rotation Speed (r/min) |
|---|---|---|
| 417 | 0.35-0.90 | 140-70 |
| 437 | 0.35-0.95 | 140-60 |
| 447 | 0.35-1.00 | 140-60 |
| 517,527 | 0.35-1.05 | 120-50 |
| 537,547 | 0.35-1.05 | 110-40 |
| 617,627 | 0.35-1.05 | 80-40 |
| 637,647 | 0.70-1.20 | 70-40 |
| 737,837 | 0.70-1.20 | 70-40 |
Crossing Bit is a leading manufacturer of PDC bits and tricone bits in northern China, with exports to over 30 countries. The company specializes in developing high-quality drilling tools including tricone bits, PDC bits, tricone cutters, PDC reamers, drag bits, and HDD hole openers for various industrial applications.
- Meticulously designed PDC bits optimized for directional drilling
- Exceptional stability, durability, and directional performance
- High ROP (rate of penetration) capabilities
- Precise positioning in narrow and complex pay zones
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