China tricone bit with sealed journal bearing for well drillingBit type | IADC Code | Applicable formation | Cutting structure | Normal WOB KN/mm(bit dia.) | Rotary Speed(rpm |
| 517 | Soft with low compressive strength and high drillability,such as shale,clay,sandstone and soft limestone,etc. | Large radius offset crested scoop compacts in inner row,wedge compacts in outer row,high compact exposure and inequable spaced compacts arrangement. | 0.35~1.05 | 240~50 |
Soft formation TCI tricone bits:
The soft formation TCI tricone bits are used to drill low compressive strength, very soft formations. This bit maximized to use of both conical and chisel
tungsten carbide inserts of large diameters and high projection. This cutting structure design, combined with maximum cone offset, results in high bit penetration rates. The deep intermesh of cutter rows prevents bit bailing in sticky formations.
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THE brife introduction of our company
It is a company with manufacturing,design,research and development of PDC drilling bit for almost all codes of Tricone
rock bit.In addition,we produce drilling rig,mud pump ,
Diamond Drill and other accessories.
The company established in 1980,there are 10 workshop with 100 workers.Then under the leadership of the CEO Jinku Zhang,so much,in fact,that the ground now is broken for 100,000-square-foot addition,bringing total square footage of office space,machine shop,warehouse and storage facilities to more than 500,000 square-feet.What started out as one-man company now has grow into a worldwide organizatin that has sode bits all over the world.
Our company have reliable quality and competitive prices.We are certified by API and ISO.Whatever drilling tools you need,we can supply them,also we can produce them according to your special orders.
Tengda products not only won the trust of domestic users,but also are exported Southeast Asia,Russia,America and Africa.
If you are interested, we will be happy to send you any further information.Don't hesitate to cintact us and welcome to visit our factory. We are looking forward to adding you as our Cooperation partner.