Full casing drill application small dismeter casing rotator

Rotary drilling rig is generally suitable for clay, silt, sand, silt, artificial backfill and some pebbles, gravel stratum, for a large torque power head and automatic internal locking telescopic drill pipe drill, can adapt to the construction of breezy rock formation, in order to meet the construction requirements, The configuration of rotary drilling rig chassis and working device has the characteristics of large installed power, large output torque, flexible mobility, multi-function, and high construction efficiency. At present, the maximum drilling diameter of rotary drilling rig is 3m, the maximum drilling depth is 120m (mainly concentrated within 40m), and the maximum drilling torque is 620kn.m.