Hydraulic rotary head HRH 450
This rotary head offers high Torque rotary drilling with DTH Hammers. It has a strong hydraulic motor with great power.The reducer is made of heat treated, high strength materials. The bottom flange is based on large conical bearings, which ensure long life even under difficult operating conditions. It is suitable for drilling with up to 4” DTH Hammers on medium size drilling rigs.
Description
| weight ~ | 130 kg |
| Gear Ratio | 1 / 3.91 |
| Power max | 4,8 kw |
| Revolutions Pmax | 80 1/min |
| Torque | 1400 Nm |
| Operating Pressure | 140 bar |
| Oil Requirement | 50 Lt/min |
| Oil Hose Connection | G3/4″ (BSP) |
| Air pressure max | 18 Bar |
| Air Hose Connections | R1” |
| Drill Pipe Thread | RD 50 1/6
API 2 |
Specifications
test
