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9 5/8"(244.5mm) Hard Formations TCI Tricone Bit IADC637G
9 5/8"(244.5mm) Hard Formations TCI Tricone Bit IADC637G
斯利德 | Tricone Bits - 9 5/8'' |
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SOLIDKEY | |||
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IADC637 |
Products Speification | |
Cone Size | 9 5/8" |
Bearing Type | Elastomer Sealed Bearing |
Tooth Type | TCI |
Circulation Type | Mud Fluid |
Thread Connection | 6 5/8 Reg Pin |
Gauge Protection | Available |
Shirttail Protection | Available |
Operating Parameters | |
RPM (r/min) |
80~40 |
WOB(KN) | 122~293 |
Application | Hard formation with high compressive strength ,such as sandstone,hard shale, dolomite,hard gypsum,chert, granite,etc. |
1>9 5/8"(244.5mm) is a special size in well drilling, as 9 1/2"(241.3mm) and 9 7/8"(250.8mm) are regular and similar sizes. Drillers always use 9 5/8" diameter tricone drill bits to get a special diameter to install casing.
2>IADC637G tricone drill bit is suitable for drilling very hard rocks like dolomite, granite, chert, etc. The bearing is journal sealed with gauge protection at heel of cones. The feature code "G" means Enhanced TCI protection on shirttail of arms.
Application
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To extract the water underground.
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