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SR250 water well rotary drilling rig
SR250 water well rotary drilling rig

SR250 water well rotary drilling rig 1.5-level anti-vibration technology 2.The special lubricating system

 SR250 water well rotary drilling rig  



1  5-level anti-vibration technology absorbs drilling vibrational frequency all- directionally to guarantee high stability;2  The special lubricating system makes sure that it can work in hightemperature environment. Rotary drive is available in three drillingmodes---standard, low speed and big torque or high speed and small torque; spin-off is optional;3  The removable key of rotary drive and symmetry structure design double its service life;4  The main winch has highlights of touch-bottom protection, priority control and fast line speed;5  Crowd cylinder has two operation modes---normal lifting and fast lifting to improve push efficiency;6  Mast features automatic erecting, lying and vertical adjustment to ensure the accuracy requirements in construction;7  Balance control system of the whole machine is available.

Extended width4300mm
Transport width3000mm
Transport height3400mm
Track force510kN

SR250 water well rotary drilling rig

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