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•Short parabolic configuration design, ensures optimal bottom hole flow pattern and anti-balling.
•Optimize the cutting structure and places high quality cutters at different points, increases wear resistance and offensive of the bit.
•Anti-whirl design improves ROP and enhances drilling stability.
Description
Limiting Cutter
Double rows six blades and limiting cutter
in inner cone design, lessens bit torque and improves steerability in directional drilling.
Deepened Blade
Unique deep blade design Jessens the torque, increases the footage capability and rate of penetration of the bit.
Hardfacing
The surface of the blade is welded by wear-resistant hardfacing material, improves wear resistance and erosion resistance of the bit.
Technical Data
Bit | SPECIFICATIONS | RECOMMENDED PARAMETERS | ||||||
Size | Number of Blade | Primary Cutter Size | Nozzle Qty | Gauge Length | Connection | Rotary Speed (rpm) | WeightOn Bit (KN) | Flow Rate (Ips) |
8-1/2” | 5 | 16mm | 8 | 2” 〜3.5” | 4-l/2"APIREG | 60-250 | 10~100 | 25〜36 |
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