75mm 5 or 6 Teeth Geology Research Nq PDC Core Bit
Negotiable
Min.Order:1
Hejian Zhongcheng Drill Bit Manufacture Co., Ltd.
1. High wear resistance cutters.
2. Reliable quality and reasonable price
3. PDC manufacturer
4, API and ISO certificate
1. PDC drill bits are mainly used for Coal mining gas drainage hole, drainage hole, grouting hole, geological and hydrology drilling.
2. High wear resistance, impact resistance, high drilling efficiency PDC drill bits
3. ISO9001: 2000 certificated
4. Fast delivery, Best price
PDC Drill Bits are applied to rock formation f below 12, like granite, limestone, sandstone, mudstone, etc., mainly used for gas drainage hole, drainage hole, grouting hole, geological and hydrology drilling.
Usually drag bits are three wings or four wings.
Our drill bits adopt 2 cutters, flat and dome-shaped cutters,
The flat cutters have high abrasion resistance and fast drilling efficiency, suitable for drilling ordinary formation.
The dome-shaped cutters have high impact resistance and stable drilling performance, suitable for formations with hard interned layers.
LD PDC drill bits including:
PDC drill bits
PDC drag bits
PDC core bits
PDC anchor bits
All sizes can do as customer special request.
Bit type | Main bit size(mm) | Rock coefficient | |
PDC core drill bit | Single pipe | 75/54.5 94/74 113/89 113/109 153/129 | 1-18 |
Two-pipes | 75/54.5 94/68 | ||
PDC center drill bit | Concave 3 wing bit | 60 75 94 113 133 | 1-18 |
Arc pillar | 60 75 94 113 133 | 4-18 | |
Many wing scraper | 60 75 94 113 133 133 153 173 190 215 | 1-6 | |
PDC Indexable drill bit | 153/94 153/113 190/153 190/113 | 1-18 |