| Customization: | Available |
|---|---|
| Type: | Core Drill Bit |
| Material: | Tungsten Carbide |
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Audited Supplier Audited by an independent third-party inspection agency
IADC |
WOB(kN/mm) |
RPM(r/min) |
Formation |
114\115 |
0.3-0.75 |
180-50 |
Soft formation with low compressive strength and high drillability,such as mudstone,clay,chalk,etc |
116\117 |
0.3-0.8 |
150-70 |
Soft formation with low compressive strength and high drillability,such as mudstone,clay,chalk,etc |
124\125 |
0.3-0.85 |
180-60 |
Soft formation with low compressive strength and high drillability,such as mudstone,clay,salt,loose stands,soft limestone,etc |
126\127 |
0.3-0.9 |
150-60 |
Soft formation with low compressive strength and high drillability,such as mudstone,clay,salt,loose stands,soft limestone,etc |
134\135 |
0.35-0.95 |
150-50 |
Soft to medium formation with low compressive strength or soft with harder streaks,such as mudstone,shale,soft limestone ,sands,etc |
136\137 |
0.35-1.0 |
120-60 |
Soft to medium formation with low compressive strength or soft with harder streaks,such as mudstone,shale,soft limestone ,sands,etc |
214\215 |
0.4-0.95 |
150-60 |
medium hard formation with high compressive strength ,such as medium soft shale,anhydrite,medium soft limestone ,medium soft sandstone as well as thick and hard streaks,etc |
216\217 |
0.4-1.0 |
100-60 |
medium hard formation with low compressive strength ,such as medium soft shale,limestone and sandstone as well as thick and hard streaks,etc |
244 |
0.35-0.95 |
150-50 |
medium hard formation with high compressive strength ,such as hard shale,sands ,limestone,etc |
246\247 |
0.4-1.0 |
80-50 |
medium hard formation with high compressive strength ,such as hard shale,sands ,limestone,etc |
324\325 |
0.4-1.0 |
120-50 |
hard formation with high strength and abrasiveness such as hard limestone,hard sands,dolomite,hard shale,etc |
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