Factory Price 2020 Tungsten Carbide Hard Rock 8 1/2 Inch Blue Roller Tricone Rock Drill Bits For Water Well Drilling
Brand Name:SHITAN
Certification:ISO
Model Number:STR
Delivery Time:8 working days
Payment Terms:L/C, T/T, Western Union, MoneyGram
Place of Origin:HEBEI CHINA
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Water Well Drilling Tungsten Carbide Hard Rock 8 1/2 Inch TCI Roller Tricone Rock Drill Bits
Tricone Bit Description
Tricone bit is one of the main tools for blast hole and water well drilling. Its life span and performance whether suitable for drilling or not, that has an great influence about the quality, speed and cost of drilling project. The rock breakage by the tricone bit which used in mine is working with both the impact of teeth and the shear caused by slippage of the teeth, which bring high rock breaking efficiency and the low operation cost.
The tricone bits applications
Tricone bits are mainly used for large-scale open-pit mining, such as open-pit coal mines, iron mines, copper mines and molybdenum mines, also the non-metallic mines,water well drilling. With the increasing in variety of type, it's also widely used in quarrying, foundation clearing, hydro geological drilling, coring, tunneling in railway transportation department and shaft drilling in underground mines
Specifications of tricone bits
We offer different sizes drill bits and can be customized according to your needs.
| Basical Parameter | ||
| Bit Size | 8 1/2"(215.9MM) | |
| IADC Code | 737G | |
| Connection | 4 1/2"API reg pin | |
| Nozzle Qty | 3NZ | |
| Make up Torque(KN.m) | 16.3~21.7 | |
| Operating Parameter | ||
| Rotary Speed(rpm) | 70~40 | |
| Weight on Bit(KN/MM) | 0.7~1.2 | |
| Formation | Hard with high abrasiveness such as hard limestone,dolomite,firm sands,etc | |
Factory Price 2020 Tungsten Carbide Hard Rock 8 1/2 Inch Blue Roller Tricone Rock Drill Bits For Water Well Drilling
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