Pdc Core Drill Bits For Marble
PDC core drill bits have good drilling speed and long service life and are suitable for various formations.
Its applications include mining, civil engineering and geological exploration, and hydrological drilling.
Pdc Core Drill Bits For Marble
Specifications
PDC core drill bits with PDC cutters are highly cost-effective and productive and are suitable for rock formations with f≤10.Pdc Core Drill Bits For Marble
PDC core drill bits are suitable for a wide range of strata, including mudstone, limestone, bluestone, slate, marble, iron ore and other rock layers.
| Name of product | PDC core drill bits | |||
| Sizes | British system | Sizes of core tube | Height | Numbers of cutters |
| 45mm | 1 3/4″ | 42mm | 110mm | 3 |
| 59mm | 2 1/3″ | 56mm | 110mm | 5 |
| 75mm | 3″ | 73mm | 120mm | 5 |
| 93mm | 3 3/4″ | 89mm | 120mm | 6 |
| 112mm | 4 1/2″ | 108mm | 120mm | 8 |
| 132mm | 5 1/8″ | 127mm | 120mm | 10 |
| 152mm | 6″ | 146mm | 120mm | 12 |
| 171mm | 6 3/4″ | 168mm | 140mm | 14 |
| 200mm | 7 7/8″ | 194mm | 140mm | 16 |
| 222mm | 8 3/4″ | 219mm | 160mm | 18 |
| 250mm | 9 7/8″ | 245mm | 160mm | 20 |
| 280mm | 11″ | 273mm | 180mm | 22 |
| 330mm | 12 7/8″ | 325mm | 180mm | 26 |




