Sany Brand 70ton Rotary Drilling Rig Model Sr250

SANY SR series 70ton Rotary Drilling Rig(SR250)

It is economical and efficient, mainly used in small-diameter pile civil construction;
Diesel engine has load induction and output power auto-control; The fuel consumption drops 5-10%;
5-level anti-vibration technology absorbs drilling vibrational frequency all-directionally to guarantee high stability;
The special lubricating system makes sure that it can work under high-temperature environment;
The removable and symmetrical structure design doubles the service life of rotary drive key;
Crowd cylinder has two operation modes---normal lifting and fast lifting to improve push efficiency;
The rig balance monitoring system can be ordered to enhance construction safety.