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12 1/4 EM1645E
EASTAR
| PRODUCT SPECIFICATIONS | |||||||
| Number of Blades | 5 | ||||||
| Cutter Quantity | 78 | ||||||
| Primary Cutter Size | 16mm | ||||||
| Primary Cutter Quantity | 44 | ||||||
| Gauge Length | 50mm | ||||||
| Junk Slot Area | 25000mm2 | ||||||
| Connection | 6 5/8 REG | ||||||
| Bit Weight | 98KG | ||||||
| Nozzle Quantity/Type | 7NZ | ||||||
| OPERATING RECOMMENDATIONS | |||||||
| Weight On Bit | 30～140 KN | ||||||
| Rotatoin Speed | 50～250 RPM | ||||||
| Hydraulic Flow Rate | 40～70 L/S | ||||||
| Recommended Torque | 49.56～51.43 Kn•m | ||||||
| Design Features | |||||||
| Suitable for drilling soft to medium hard formations | |||||||
| Bit body is made of tungsten carbide which has excellent strength and toughness&Bit surface is reinforced in order to prevent erosion and prolong service life of the bit. | |||||||
| Middle or low density cutter arrangement and deep & wide junk slot design to satisfy requirement for fast drilling applications. | |||||||
| Applicable range of the bit is widened through utilization of technologies such as impact resistant cutting structure and auxiliary cutters, etc | |||||||
| CFD hydraulic balance design. | |||||||
| PRODUCT SPECIFICATIONS | |||||||
| Number of Blades | 5 | ||||||
| Cutter Quantity | 78 | ||||||
| Primary Cutter Size | 16mm | ||||||
| Primary Cutter Quantity | 44 | ||||||
| Gauge Length | 50mm | ||||||
| Junk Slot Area | 25000mm2 | ||||||
| Connection | 6 5/8 REG | ||||||
| Bit Weight | 98KG | ||||||
| Nozzle Quantity/Type | 7NZ | ||||||
| OPERATING RECOMMENDATIONS | |||||||
| Weight On Bit | 30～140 KN | ||||||
| Rotatoin Speed | 50～250 RPM | ||||||
| Hydraulic Flow Rate | 40～70 L/S | ||||||
| Recommended Torque | 49.56～51.43 Kn•m | ||||||
| Design Features | |||||||
| Suitable for drilling soft to medium hard formations | |||||||
| Bit body is made of tungsten carbide which has excellent strength and toughness&Bit surface is reinforced in order to prevent erosion and prolong service life of the bit. | |||||||
| Middle or low density cutter arrangement and deep & wide junk slot design to satisfy requirement for fast drilling applications. | |||||||
| Applicable range of the bit is widened through utilization of technologies such as impact resistant cutting structure and auxiliary cutters, etc | |||||||
| CFD hydraulic balance design. | |||||||
