Contact Us

You are here:

12 1/4" SGA635R

12 1/4" SGA635R is part of mining tri-cone drill bit, which is mainly used in large open-pit mining operations, such as open-pit coal mine, copper mine, molybdenum mine, iron ore mine and other non-ferrous metal mine.

PRODUCT SPECIFICATION

CUTTING STRUCTURE
Spherical on gage, double spherical on inner rows.
Designed for high compressive strength, medium hard and abrasive formations, such as limestone, sandstone, interbedded dolomite.
Compressive strength: 29,000-38,000 psi/200-262 MPa
SHIRTTAIL PROTECTION
Hard welding and wear resistant carbide protection on shirttail lip and lug
PRODUCT SPECIFICATION
IADC Code: 635
Bearing Type: Roller-Ball-Roller-Thrust Button/Sealed Bearing
Circulation Type: Jet Air
Cutting Structure:
Inner and Nose Rows: Double spherical
Gage Rows: Spherical
Auxiliary Carbide: Spherical
Pin Connection: 6 5/8″ API REG
Metric Bit Diameter: 311mm
Product Weight: 215 lbs/98 kg
OPERATING SUGGESTIONS 
Weight on Bit: 36,750-73,500lb/16.7-33.3T
Rotational Speed: 60-100 rpm
Air Back Pressure: 29-58 psi/0.2-0.4 MPa

SEND INQUIRY

NEWS

shareate are here to serve You !

Another exciting news from our new territory in Africa, Shareate 12-1/4"(311mm) SGV545R did a good job in a Diamond Mine of Botswana market, the rock

RELATED PRODUCTS