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17 1/2 ES1925SG
EASTAR
| PRODUCT SPECIFICATIONS | |||||||
| Number of Blades | 5 | ||||||
| Cutter Quantity | 67 | ||||||
| Primary Cutter Size | 19 mm | ||||||
| Primary Cutter Quantity | 42 | ||||||
| Gauge Length | 90 mm | ||||||
| Junk Slot Area | 65000 mm2 | ||||||
| Connection | 7 5/8 API REG | ||||||
| Bit Weight | 231 KG | ||||||
| Nozzle Quantity/Type | 7NZ（Ф11.1X7） | ||||||
| OPERATING RECOMMENDATIONS | |||||||
| Weight on Bit | 30～260 KN | ||||||
| Rotatoin Speed | 50～260 RPM | ||||||
| Hydraulic Flow Rate | 45～80 L/S | ||||||
| Design Features | |||||||
| Suitable for drilling soft to medium hard formations | |||||||
| Bit body is made of superior alloy steel 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. | |||||||
| CFD hydraulic balance design. | |||||||
| PRODUCT SPECIFICATIONS | |||||||
| Number of Blades | 5 | ||||||
| Cutter Quantity | 67 | ||||||
| Primary Cutter Size | 19 mm | ||||||
| Primary Cutter Quantity | 42 | ||||||
| Gauge Length | 90 mm | ||||||
| Junk Slot Area | 65000 mm2 | ||||||
| Connection | 7 5/8 API REG | ||||||
| Bit Weight | 231 KG | ||||||
| Nozzle Quantity/Type | 7NZ（Ф11.1X7） | ||||||
| OPERATING RECOMMENDATIONS | |||||||
| Weight on Bit | 30～260 KN | ||||||
| Rotatoin Speed | 50～260 RPM | ||||||
| Hydraulic Flow Rate | 45～80 L/S | ||||||
| Design Features | |||||||
| Suitable for drilling soft to medium hard formations | |||||||
| Bit body is made of superior alloy steel 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. | |||||||
| CFD hydraulic balance design. | |||||||
