PDC drill bit is a new product after the hot-pressed and electroplated drill bit.
1. It has a super long life. The useful life of the PDC bit is 4~5 times than the diamond bit, 10 times than the tungsten carbide bit at least. 2. It has high drilling speed. 3. It can be operated with low pressure and low speed. 4. It has a good gage protection. 5. It can be used widely, more suitable for drilling in the stratum with hardness coefficient f<9. 6. It has a low cost.
7.PDC bit is mainly used for drilling soft and medium rock, and it must work under low drilling pressure, MID-low speed and big drainage.
8. support national and international standards. contact us for special customized sizes.
9.What rock can i cut with this core bit?
| soft rock | Mudstone, shale, soft sand, peat, rock, mudstone, tuff, hard marl, marl and other hard sandy clay | 1~4 grade, 15~25° |
| medium | limestone, marble, dolomite, rhyolite, limonite, etc | 5~7 grade |
| hard | Basalt, gneiss, granodiorite, hornfels, pegmatite, diabase, etc | 8~10grade, 30~35° |
| Very hard | hard granite, the british conglomerate, quartzite, hard slate, volcanic rocks, chert, basalt, etc | 11,12 grade |
PDC drill bit (double tube)
