Hydraulic rotary head HRH 450D
This hydraulic rotary head of unique design has rotating ends towards both sides so that it can drill in either direction, without rotating the mast. It also offers high torque for drilling with DTH hammers up to 4”. It has a strong hydraulic motor of 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 marble or granite quarries.
Description
| Weight ~ | 130kg |
| 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″ |
| Air Pressure max | 18 Bar |
| Air hose connection | R1” |
| Drill Pipe Thread | RD 50 1/6 API 2 3/8 Pin or Box |
Specifications
test
