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 width | 4300mm |
| Transport width | 3000mm |
| Transport height | 3400mm |
| Track force | 510kN |
SR250 water well rotary drilling rig
