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8 1/2FM19043CT PDC drill bit
Matrix body PDC drill bit
Soft to medium soft formation drilling
Products with optimized short parabolic profile is suitable for drilling soft to medium soft homogeneous formation.
Spiral blades
Asymmentrical evolute spiral blade and optimized cutters placement enhanced the stability of the bit during drilling process.
Hydraulic system
CFD hydraulic balance design results in better bit cleaning and cutting removal.
| Product Specifications | |||||||
| Bit Size (in.) | 8 1/2 | 9 1/2 | 11 5/8 | 12 1/4 | |||
| IADC Code | M122 | M122 | M122 | M122 | |||
| Number of Blades | 4 | 4 | 4 | 4 | |||
| Number of Nozzles | 6 | 6 | 8 | 8 | |||
| Total Number of Cutters | 30 | 36 | 46 | 52 | |||
| Primary Cutter Size(mm) | 19 | 19 | 19 | 19 | |||
| Standard Gauge Length | 85mm | 82mm | 100mm | 120mm | |||
| API Reg. Pin Connex.(in.) | 4 1/2 | 6 5/8 | 6 5/8 | 6 5/8 | |||
| Recommended Operation Parameters | |||||||
| Bit Size (in.) | 8 1/2 | 9 1/2 | 11 5/8 | 12 1/4 | |||
| Hydraulic Flow Rate(L/s) | 25~35 | 25~35 | 44~60 | 44~60 | |||
| Hydraulic Flow Rate(Gpm) | 390~550 | 390~550 | 690~950 | 690~950 | |||
| Rotation Speed(Rpm) | 50~500 | 50~500 | 50~500 | 50~500 | |||
| WOB(KN) | 30~100 | 30~100 | 50~160 | 50~160 | |||
| WOB(KLbs) | 8~23 | 8~23 | 12~36 | 12~36 | |||
| Maximum WOB(KN) | 100 | 100 | 160 | 160 | |||
| Maximum WOB(KLbs) | 23 | 23 | 36 | 36 | |||
* Other types and sizes could be designed and manufactured according to the specific requirments.
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