Model: | - |
---|---|
Brand: | leeding |
Origin: | Made In China |
Category: | Metallurgy , Mining & Energy / Metallurgy & Mining / Metal Mineral |
Label: | drilling bits , Tricone bits , LG TCI bits |
Price: |
-
|
Min. Order: | 1 pc |
Last Online:19 Sep, 2014 |
It can receive higher WOB and faster rotary speed than conventional roller bearing bits .It is suitable for high RPM applications.
Recommended Drilling Parameters
IADC |
WOB(kN/mm)(bit dia) |
RPM(r/min) |
Applicable Formations |
435 445 |
0.35--0.95 |
150--60 |
Very soft formations with low compressive strength and high drillability,such as clay,mudstone,chalk ,etc. |
515
|
0.3--0.8 |
200--80 |
Soft formations with low compressive strength and
|
535
|
0.35--0.9 |
180--80 |
Soft to medium soft formations with low compressive strength and high drillability.such as medium soft shale,
|
615
|
0.35--1.0 |
180--80 |
Medium hard formations with high compressive strength,such as hard shale,limestone,sandstone,
|
635
|
0.4--1.1 |
150--60 |
Hard formations with high compressive strength ,such as sandstone,limestone,dolomite,hard gypsum,marble,etc |
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