Product details
HEBEI CROSSING DRILL BIT MANUFACTURE
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Product description
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PRODUCT SPECIFICATIONS |
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Product name |
5 3/4 inch JZ BRAND BITS |
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Size |
5 3/4 inch,146mm |
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Model number |
CR617 |
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Series |
CR |
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Tooth type |
TCI |
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Connection |
3 1/2" Reg pin |
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Bearing |
rubber sealed journal bearing |
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Nozzle |
three jet nozzles |
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Application |
water well,oil well,HDD,exploration,etc |
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Weight |
19kg |
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Certificate |
,SY/T5164,ISO9001:2008 |
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RECOMMENDED ROCK FORMATION |
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medium hard with high compressive strength and stick&hard stringers,such as hard shale,limestone,sandstone and dolomite,etc. |
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RECOMMENDED DRILLING PARAMETERS FOR APPLICATION |
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Type&IADC code |
417 |
437 |
447 |
517,527 |
537,547 |
617,627 |
637,647 |
737,837 |
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WOB(KN/mm) |
0.35~0.90 |
0.35~0.95 |
0.35~1.00 |
0.35~1.05 |
0.35~1.05 |
0.35~1.05 |
0.70~1.20 |
0.70~1.20 |
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RPM(r/min) |
140~70 |
140~60 |
140~60 |
120~50 |
110~40 |
80~40 |
70~40 |
70~40 |
Message
HEBEI CROSSING DRILL BIT MANUFACTURE
Hebei Crossing Drill Bit Manufacture Co.,LTD
Abby Hu
sales@crossingbit.com
whatsapp:0086-15032448780
Lisa C
lisa.c@crossingbit.com
Candy Qian
candy@crossingbit.com
whatsapp:0086-15128736973
Nicole Liu
crossingbit1@163.com
Copyright © 2017 Hebei Crossing Drill Bit Manufacture Co.,LTD. All rights reserved.