MI28 Deep core drilling, drilling rig designed to work with drilling pipes NQ, HQ (and 4 1/2 "for the beginning of the borehole) for depths of up to 2000 meters.
The rig is equipped with an automatic pipe charging system thanks to which the loading and unloading operations are carried out in absolute safety and with a saving of time.
This innovative system allows to cut costs even more because the drilling machine can be managed by just 2 operators
- ASTRA HEAVY DUTY 8x4 Truck
- 2.25 m sliding mast to work from 90 ° to 45 °.
- Mast capacity 35 tons.
- Maximum pull up 34.2 tons.
- CURSOR C10 ENT X20 diesel engine 394 Hp (290 kW) at 2100 Rpm
- Rotary head 4-speed mass:
1st gear 10200 Nm (from 0 to 180 Rpm)
2nd gear 6000 Nm (from 0 to 300 Rpm)
3rd gear 2550 Nm (0 to 720 Rpm)
4th gear 1500 Nm (from 0 to 1200 Rpm)
- Triplex FMC water pump: 200 l / min at 69 bar
- Centrifugal pump:
maximum flow rate 3000 l / min;
maximum pressure 9 bar
- Wireline winch: 2000 m rope with maximum speed 185 m / min.
- Main winch: 8 Tons
- MS520 double clamp:
passage max 520 mm
maximum clamping diameter: 360 mm
minimum clamping diameter: 76 mm