DRILLING RIG Mi20
DESCRIPTION
The rig is designed for drilling up to 450 m and is used for water wells, geothermal applications, geotechnics, coring, seismic.
Compactness and solidity are the main characteristics of the rig which is designed to work with several drilling methods: reverse circulation by mud and by air, down the hole hammer drilling, conventional circulation.
The rig can be either crawler or truck mounted and it can be personalized according to the various customers’ requirements.
WORK METHODS
-Rotation with direct circulation
-Nucleus destruction with bleeding by water, mud and foam
-Rotation with down the hole hammer
-Reverse circulation
-Coring
POWER PACK
– Engine Power from 244.9 Hp (180 kW) to 588 Hp (432 kW)
FUEL TANK
– Capacity from 300 litri (79 gal) to 600 litri (158 gal)
SLIDING MAST
– stroke 1,000 mm (3 ft 3”)
MAST
– Maximum stroke of rotary head 6.7 m (12 ft 2”)
– Maximum pull up 24,000 daN (53,954 lbf) – pull down 15,000 daN (33,721 lbf)
ROTARY HEAD
– Maximum torque 27,000 Nm (19,914 lbf ft)
– Maximum speed 1,400 Rpm
WINCH
– Standard: Maximum line pull 4,300 daN (9,967 lbf)
– Optional: Maximum line pull 8,000 daN (17985 lbf)
– Wire-line: Maximum line pull 1,300 daN (2,922 lbf) – 822 m (2,697 ft) of rope– 110 m/min (351 ft/min)
DOUBLE HYDRAULIC CLAMP
– Model MS430: Maximum passagge 430 mm (17”)
