Model: | - |
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Brand: | Leeding |
Origin: | Made In China |
Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Metal Mineral |
Label: | drilling bit , Tricone bits , Tricone Rock Bits |
Price: |
-
|
Min. Order: | 1 pc |
Last Online:19 Sep, 2014 |
It is suitable for downhole motor and high speed applications.
Recommended Drilling Parameters
IADC |
WOB(kN/mm)(bit dia) |
RPM(r/min) |
Applicable Formations |
437 447 |
0.35--0.9 |
240--70 |
Very soft with low compressive strength and high drillability,such as shale,clav,chalk,mudstone,gypsum,sandstone,soft limestone |
517 527 |
0.35--1.0 |
220--60 |
Soft with of low compressive and high drillability,such as
|
537 547 |
0.45--1.0 |
220--50 |
soft to medium with low compressive strength ,such as
|
617 627 |
0.45--1.1 |
200--50 |
Medium hard with high compressive strength such as limestone hard shale ,sandstone and dolomite,etc. |
637 |
0.5--1.1 |
180--40 |
Hard fomation with high compressive strength ,such as
|
Note:The upper limits of WOB and RPM in above table should not be used simultancously.
Crystal
tel: 86-01057290815
mobilephone: 86-13269002360
skype:bjleeding02
QQ: 973987086