01
Hard Rock Roller Cone Bit 9" IADC 635
product Description
Achieve unparalleled drilling efficiency with our premium IADC 635 roller cone drill bit.
Cutting Structure
lConical inner and gage rows, designed for medium-hard, abrasive formations such as limestone, sandstone, dolomite, and chert.
lGage bevel protection with a durable round design ensures better stability and extended lifespan.
Superior Protection
lHardmetal lugs and wear-resistant carbide on shirttail lip and lug provide outstanding durability.
lBuilt to resist wear in highly abrasive environments.
Specifications
lDiameter: 228.6mm (9 inches)
lPin Connection: 4 1/2" API Reg thread for secure attachment.
lBearing Type: Sealed roller-ball-roller-thrust bearing for smooth operation.
Circulation: Jet air circulation system for efficient cooling and debris removal.
lWeight: 50kg
Recommended Operation Parameters
lWeight on Bit (WOB): 27000-54000lbs, adjustable based on formation hardness.
lRotary Speed: 100-60 RPM, ensuring optimal drilling efficiency.
lAir Back Pressure: 0.2-0.4 MPa for effective debris evacuation.
Applications
This drill bit is ideal for drilling in formations with high compressive strength (29000-38000Psi), including:
lOil and gas exploration
lWater well drilling
lMining operation
| Port: | Tianjin，China |
| Transport Package: | Ply Wooden Box/Cartons |
| Transport Package: | Ply Wooden Box/Cartons |
| Payment Terms: | L/C, T/T |
| Customized: | Customized |
| Type: | Center Drill Bit |
| Material: | Tungsten Carbide |
| Usage: | Well Drilling, Mining Drilling, Geothermal Drilling |
| Metric Diameter: | 228.6 mm |
| Product Weight： | 50KG |
