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4 5/8"(117.5mm) API Roller Bits IADC637G For Hard Formation

4 5/8 inches TCI Tricone Bit, 3 cone bit, roller cone bit manufacturer

keyword:

Tricone Bit 3 cone bit roller cone bit manufacturer

Classification:

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Introduce

 

API License Photo
Specifications
Diameter  4 5/8"(117.5mm)
Bearing Type  Elastomer sealed bearing
Tooth Type  TCI(Tungsten Carbide Inserts)
Circulation Type  Mud fluid
Thread Connection  2 7/8 reg pin
Gauge Protection  Available
Shirttail Protection  Available
Operating Parameters
RPM(r/min) 80-40
WOB(KN) 60-144
Formations Hard formation with high compressive strength ,such as hard shale,sandstone,dolomite, hard gypsum,chert,granite,etc.

4 5/8" TCI tricone bit is widely used in water well drilling, exploration, HDD pilot hole, foundation piling, it has a central jet hole design, so it is also workable for reverse circulation drilling.

The bearing is sealed,  the working life is much longer than open bearing roller bits. Conical shape tungsten carbide insert has higher penetrating rate than spherical shape inserts in drilling hard rocks.

Solidkey is an API certified factory of tricone roller bit, please contact with us for more information.  

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