Contact Us

You are here:

6 1/4" SG632

6 1/4" SG632 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:  632
BearingType:Roller-Ball-Roller-Thrust Button/Openair Bearing
Circulation Type: Jet Air
Cutting Structure:
Inner and Nose Rows: Double spherical
Gage Rows: Spherical
Gage Bevel Protection: Ovoid
Pin Connection: 3 1/2″ API REG
Metric Bit Diameter: 159 mm
Product Weight: 44 lbs/20 kg
OPERATING SUGGESTIONS 
Weight on Bit: 18,750-37,500 lbs/8.5-17 T
Rotational Speed: 60-100 rpm
Air Back Pressure: 29-58 psi/0.2-0.4 MPa

SEND INQUIRY

NEWS

RELATED PRODUCTS