High Penetration Rate 75mm Pdc Core Drill Bits For Geological Exploration
High Penetration Rate Rock Drilling Tools PDC Diamond Core Drill Bit For Geological Exploration
NQ PDC Diamond Core Drill Bit for Sample Coring
1.PDC core bit is widely used in geological drilling, coal mining, hydraulic and hydopower engineering, and the construction engineering of roadway, rail and bridge.
2. PDC core bits use slot face discharge hole type. It’s often adopted in pdc bit, TSP bit, and has bigger flow capacity, which minimizes the occurrence of discharge hole blockage. It’s suitable for drilling in fractured formations where there is much flushing fluid and rock debris.
PDC core bit features
1. Good thermal stability;
2. High penetration rate;
3. Coring completely;
4. High resistance to wear.
5, The bits are suitable for soft to medium soft formation;
6, PDC cutters are arranged on the bit to improve the service life of the bit.
| Product name | PDC Diamond Core Drill Bit |
| Material | Carbide |
| Application | Ore well |
| Size | Customize Size |
| Color | Customized |
| Diameter | Standard,can be customed |
PDC core bit model size
| Model size | AQ | BQ | NQ | HQ | PQ |
| OD(mm) | 47.6 | 59.5 | 74.6 | 95.6 | 122.0 |
| ID(mm) | 27.0 | 36.5 | 47.6 | 63.5 |
85.0 |
PDC Insert type:
| PDC inserts cutter | Usage | Rock Names |
|
Sharp kind PDC insert |
Are suitable for soft & medium rock. Sharp ones faster than flat ones in these rocks |
Mudstone, shale, soft sand, peat, rock, mudstone, tuff, Hard marl, marl and other hard sandy clay, Limestone, marble, dolomite, rhyolite, limonite, etc |
|
Flat kind PDC insert |
Are suitable for medium & hard rock. Flat ones more wear-resisting than sharp ones in hard rock. |
Limestone, marble, dolomite, rhyolite, limonite, Basalt, gneiss, granodiorite, hornfels, pegmatite, diabase,etc |
|
Spherical PDC insert |
Drilling fast ,wear resisting | Soft, meduim hard rock are best choose. |
We also supply PDC core bit with matrix body, impregnated core bits and tsp core bits etc. Welcome to contact us fore more details.
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