API China Tricone Rock Bit Drag Bits For Mining And Rock Drilling That In Hot Selling  

 Company introduction 

Hebei Jianshi  Manufacturing Co is a professional manufacturer engaged in the research, development, production, sale and service of drill bits, PDC bits, core bits, drag bits, hole openers. Apart from the fact that our products selling well in almost all cities and provinces around China, our products also have enjoyed great popularity in world market, such countries and regions as USA, Europe, the Middle East. We also welcome O E M and O D M orders. Whether selecting a current product from our catalog or seeking assistance for your application, you are welcomed to talk to our customer service center about your sourcing requirements. We would like to establish direct business relations with you on the basis of equality and mutual benefit. We are sincerely waiting your kindly and prompt enquiry.

Product information  

Structural features:

1.Cutting structure this type TCI tricone bits:

The durability of premium tungsten carbide insert is improved with new formulas and new techniques for insert bit.

2.Gauge structure this type TCI tricone bits:

Multiple gaugeprotection with gauge trimmers on the heel of cone,tungsten carbide inserts and hardfacing on the shirttail 

increases gauge holding capability and bearing life.

3.Bearing structure of this type TCI tricone bits:

High precision bearing with two thrust faces. Ball lock the cone. Hardfaced head bearing surface. Cone bearing inlaid with 

friction-reducing alloy and then silver plated.Abrasion resistance and seizure resistance of the bearing are improved. 

4.Seal and Lubrication of this type TCI tricone bits:

Premium Oring, optimal seal compression and curved seal structure can enhance the seal performance. The pressure compensator

 system and advanced grease can greatly increase the lubricating reliability .

Advantage

1.High-strength, high flexibility, high temperature, high wear resistance.

2. High-precision metal seal.

3. Locking roller ball, to adapt to high-speed.

4. The use of high strength high toughness carbide teeth,

5. Hours in the rotary cone bit with the impact, crushing and shearing the role of broken rock.

6. Cone bit to adapt to the soft, medium and hard of various stra  

Other Products 

Product Pictures