Roller Cone Mining Bit

Roller Cone Mining Bit
Stone B2B Marketplace - http://www.Stone (http://g603.net) .cc
The strength and (http://maplered.com) wear resistance of inserts are improved by using carbide inserts with high strength and (http://maplered.com) high wear resistance. New bearing structure can further extend the service life of the bearing, and (http://maplered.com) with the ability of applying high WOB and (http://maplered.com) rpm. The service life of the bearing is further extended by adopting harder and (http://maplered.com) more wear resistant Material (http://g654.org) for thrust bearing.
Uses and (http://maplered.com) Applicable Ranges of the Bit:
Uses: The bit is used for air drilling, e.g., for drilling operations in open coal mine, iron mine and (http://maplered.com) non-ferrous mine, as well as petroleum air drilling.
Applicable ranges: The bit is applicable for drilling formations with high compressive strength and (http://maplered.com) high abrasiveness and (http://maplered.com) medium hard formations, such as limeStone (http://g603.net) , sand (http://maplered.com) Stone (http://g603.net) , dolomite and (http://maplered.com) fireStone (http://g603.net) , etc.
Basic Specifications of the Bit:
IADC Code: 6-3-2
Rock Bit Diameter: 9 7/8 inches (about250mm)
Type of the bearing: roller-ball-roller-thrust button
Cutting structure:
Inner rows and (http://maplered.com) top row: conical compacts
Heel row: wedge compacts
Shank: 6 5/8" REG (API)
Weight: 59kg
Operating Recommendations:
Weight on Bit (WOB): 35,000 - 65,000lbs
Rotary Speed: 50 - 110RPM

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