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Carbide Inserts Drill Bit-
Hot sell tricone drill bit #517 /rock bit /steel tooth bit /TCI drill bit
Tungsten Carbide is a very fine and hard gray crystalline powder. It is a compound of tungsten and carbon. This compound is bonded with cobalt or nickel in cemented carbide compositions and used to make cutting tools, abrasives, and dies. A tungsten carbide bit is a type of roller cone bit with inserts made of tungsten c arbide.
The Advantages of using a tricone over other drill bits
IADC tricone rollercone classification system
1. Metal-face sealed bearing TCI Bit | |
Cutting Structure | The durability of premium tungsten carbide inserts is improved with new formulas and new techniques for insert bit. |
Gauge Structure | Multiple gauge protection with gauge trimmers on heel and gauge inserts on the gauge surface of the cone, tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability and bearing life. |
Sealed Bearing Structure | 1.Abrasion resistance and seizure resistance of the bearing are improved and suitable for high rotary speed. |
Main Type Available | Size: 6",6 1/2",7 1/2",8 1/2",9 1/2",9 5/8",9 7/8",12 1/4",17 1/2", etc. |
2. Elastomer sealed bearing TCI Bit | |
Cutting Structure | The durability of premium tungsten carbide insert is improved with new formulas and new techniques for insert bit. |
Gauge Structure | Multiple gauge protection with gauge trimmers on the heel of cone, tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability and bearing life. |
Sealed Bearing Structure | 1.Abrasion resistance and seizure resistance of the bearing are improved. |
Main Type Available | Size: 5 7/8",6",6 1/2",7 1/2",7 7/8",8 1/2",9 1/2",9 5/8",9 7/8",12 1/4",14 3/4",17 1/2", etc. |
3. Air Cooling Roller Bearing TCI Bit | |
Cutting Structure | The durability of premium tungsten carbide insert is improved with new formulas and new techniques and new techniques. |
Gauge Structure | Gauge protection with gauge inserts on the gauge surface of the cone, tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability. |
Bearing Structure | Air cooling roller bearing package. Balls lock the cone,which reduces the probability of cone-dropping to minimum. |
Main Type Available | Size: 8 1/2",9 1/2",9 5/8",9 7/8",10 5/8",12 1/4", etc. |
4. Non-Sealed Roller Bearing TCI Bit | |
Cutting Structure | The durability of premium tungsten carbide inserts is improved with new formulas and new techniques for insert bit. |
Bearing Structure | Non-sealed roller bearing. Drilling fluid can enter the bearing directly for cooling; Balls lock the cone which reduces the probability of cone –dropping to minimum. |
Main Type Available | Size: 2 3/8",3",3 5/8:",3 7/8",4",4 1/2",4 5/8",4 3/4",6",6 1/2",7 1/2",8 1/2",9 1/2",9 5/8",9 7/8",12 1/4",15",15 1/2",17 1/2", etc. |