4-blade metal Pdc bit
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bit characteristics :suitable for soft and medium soft layers ,high abrasive formation . bit performance :blade less ,chip space is large ,and the use of good abrasion resistance ,strong anti impact properties of high quality PDC films,is conducive to the three-dimensional rotating spiral blade runner injection ,fast cutting exhaust ,improve the service life of drill bits .Using swirl channel change bottom flow field ,avoid duplication of cuttings ,greatly improve the drilling speed.
bit characteristics :suitable for soft and medium soft layers ,high abrasive formation .
bit performance :blade less ,chip space is large ,and the use of good abrasion resistance ,strong anti impact properties of high quality PDC films,is conducive to the three-dimensional rotating spiral blade runner injection ,fast cutting exhaust ,improve the service life of drill bits .Using swirl channel change bottom flow field ,avoid duplication of cuttings ,greatly improve the drilling speed.
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