product-CBT Rock PDC Bit ManufacturerPDC (Polycrystalline Diamond Compact) Drill Bits
PDC drill bits are engineered with a high-strength steel body and advanced polycrystalline diamond cutters, delivering exceptional durability and performance in demanding drilling conditions. The cutters are manufactured by sintering fine diamond particles under ultra-high pressure and temperature, creating an hard cutting surface. During operation, the bit achieves efficient rock removal through a combination of shearing and compressive forces, resulting in faster penetration rates, longer service life, and reduced overall drilling costs. Optimized cutter layout, bit profile (long or short parabolic), and hydraulic design (center or multi-jet flushing) ensure superior stability and cutting efficiency across various formations.
Available Sizes & Specifications (3-Blade PDC Bits)
| Diameter (inch/mm） | Blade Number | Cutter Size | API Thread (Reg Pin) | |
|---|---|---|---|---|
| 3 3/4" (95mm) | 3 | 1308 | 2 3/8" | |
| 3 7/8" (98mm) | 3 | 1308 | 2 3/8" | |
| 4 1/2" (114mm) | 3 | 1308 | 2 3/8" / 2 7/8" | |
| 4 3/4" (120mm) | 3 | 1308 | 2 3/8" / 2 7/8" | |
| 5" (127mm) | 3 | 1308 | 2 3/8" / 2 7/8" | |
| 5 1/8" (130mm) | 3 | 1308 | 2 3/8" / 2 7/8" | |
| 5 1/2" (140mm) | 3 | 1308 | 2 3/8" / 2 7/8" | |
| 5 5/8" (142mm) | 3 | 1308 | 2 3/8" / 2 7/8" | |
| 5 7/8" (149mm) | 3 | 1308 | 2 3/8" / 2 7/8" / 3 1/2" | |
| 6" (152mm) | 3 | 1308 | 2 3/8" / 2 7/8" / 3 1/2" | |
| 6 1/8" (155mm) | 3 | 1308 | 2 3/8" / 2 7/8" / 3 1/2" | |
| 6 1/2" (165mm) | 3 | 1308 / 1613 | 2 3/8" / 2 7/8" / 3 1/2" | |
| 6 3/4" (171mm) | 3 | 1308 / 1613 | 2 3/8" / 2 7/8" / 3 1/2" | |
| 7" (178mm) | 3 | 1308 / 1613 | 2 3/8" / 2 7/8" / 3 1/2" | |
| 7 1/2" (190mm) | 3 | 1308 / 1613 | 3 1/2" / 4 1/2" |
Applications
PDC drill bits are widely used across multiple industries due to their versatility and high efficiency:
- Mining: Blast hole drilling and mineral exploration
- Geothermal Drilling: Construction of geothermal energy wells
- Construction: Foundation drilling, tunneling, and infrastructure projects
- Water Well Drilling: Domestic and industrial water supply wells
- Oil & Gas / Geological Drilling: Suitable for shale, limestone, sandstone, and other medium-hard to hard formations
Manufacturing & Customization Capability
We offer strong OEM and customization capabilities to meet diverse drilling requirements:
- Diameter range: Up to 24"
- Blade options: 3, 4, 5, or 6 blades
- Thread types: API Reg, AWJ, IF, N thread, BR50
- Custom design: Cutter size, layout, bit profile, and hydraulic structure can be tailored based on formation and application
Our advanced manufacturing process ensures consistent quality, high precision, and reliable performance in the field.
