High quality of PDC bit 200mm with 7 blades drilling bit manufacturer
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- Supplier: Hebei Crossing Drill Bit Manufacture Co. Ltd.
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Product Overview
Description
Product Description
High quality of PDC bit 200mm with 7 blades drilling bit manufacture
| Basical Specification | |
| name | High quality of PDC bit 200mm with 7 blades drilling bit manufacturer |
| diameter | 200mm |
| blade number | 7 |
| body type | steel body |
| No.of Nozzles | 9 |
| primary cutter size | 1608 |
| connection thread | 4 1/2" API Reg pin |
| Operating parameter | |
| RPM(r/m) | 60~300 |
| WOB(KN/mm) | 5~25 |
| Formation | medium hard to hard rock formation |
application
caution
- Please select the applicable formation and parameters according to the instructions.
- Carefully check the bits appearance and to check the bits threaded end face,whether the serial number on the box and certificate.
- Selection of WOB and RPM should be within the limits of the recommended parameters, higher WOB and RPM cannot be used simultaneously.
- Bottom hole must be clean and bit must not be used for long section reaming.
- Drilling process must operate smoothly, find that there is Bie jump on abnormal phenomenon, should be timely analysis and take effective measures
- The bit should be kept indoor with dry and well ventilated conditions at 10-33℃ and kept from sunshine and rain. Stored under such conditions, quality of bit is guaranteed for 4 years.
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