Hejian Wanxiang Drilling Equipment Co.,Ltd is a professional manufacturer &distributor of drilling tools and equipment in China.
We have many years' experiencein research and production of petroleum equipment. With flexible companystructures and advanced technologies, we have dedicated ourselves to supplyingdrilling industry with the best products available.
We takepride in offering prompt, courteous services to all facets of oilfield, waterwell, mining and construction industries
We takepride in offering prompt, courteous services to all facets of oilfield, waterwell, mining and construction industries
Features :
1. Force balanced, resist impact to the blade during high-speed drilling, to make bit work stable.
2. Plus wear knot section, reduce collision in the high-speed rotational vibration.
3. Patented matrix formulation, extended bit life.
4. Optimal hydraulic design, easy to move out the drill cuttings and cooling.
5. Equipped with back reaming teeth.
6. The cutter is high performance to increase the ability of anti-impact and anti-abrasive
Available size:
NO | IADC Code | Recommendation | |
WOB(KN/mm) | Rotary Speed(rpm) | ||
1 | 131 | 0.3~0.70 | 200~90 |
2 | 125 | 0.35~0.75 | 190~80 |
3 | 135 | 0.40~0.80 | 180~70 |
4 | 145 | 0.45~0.85 | 160~60 |
5 | 117 | 0.35~0.75 | 300~80 |
6 | 127 | 0.40~0.80 | 280~70 |
7 | 137 | 0.40~0.85 | 260~60 |
8 | 147 | 0.45~0.90 | 240~50 |
9 | 215 | 0.35~0.90 | 200~80 |
10 | 217 | 0.35~1.05 | 190~80 |
