The drill head matrix body are used for drilling in medium to hard formations.
Specifications
ADC CODE | M232 |
The number of blades | 12 |
Square grooves | 0.2~1.0 in2 (1.3~6.5 cm2) |
The number of primary incisors | 13 |
The bearing length part | 1"~1.5"(25~38 mm) |
Torque the upper buckle | 13.4~16.3 KN·m |
The size of core barrel | 6-3/4"×4" |
Performance parameters
Output volume | 10~30 L/S |
The speed of rotation | 40~150 RPM |
The load on the drill bit | 30~80KN |