12 1/4"(311.1mm)537G TCI Roller Cone Bits with Chisel Tungsten Carbide Inserts
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| RPM(r/min) | 120-50 | ||
| WOB(KN) | 140-311 | ||
| Formations | Medium formations,such as medium shale,limestone, medium sandstone,medium formation with harder and abrasive interbeds,etc. | ||
12 1/4 inches tricone bit is widely used in drilling projects, oil&gas well drilling, geothermal well drilling, water well drilling, and trenchless drilling,. IADC537G is suitable for drilling medium hardness rocks, like limestone, shale, sandstone, etc.
Drillers use it as integral tri-cone bits, or split it into 3 segment(thirds, 1/3) to weld it on trenchless hole opener, foundation rock piling core barrel.
In water and geothermal well drilling fields, elastomer sealed bearing is recommended to achieve high cost-performance. Premium O-ring sealing, pressure compensation system and specific grease can greatly increase the reliability of bearing.
12 1/4" IADC537G is a popular size and hot selling model tricone bits in the world.
Regular Models
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| PDC Bits | Hole Opener | Roller Cones (Thirds) | Piling Roller Cones |
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