1.HWD-230water well drilling rig Feature
a. hydraulic oil pressure feed device,improve drilling defficiency.
b. pressure gauge display the condition of the bottom of the drill
c. drill mast controlled by hydraulic cylinder,improve the
diesel engine adopt the electric starter,to reduce the labor
2.HWD-230Water Well Drilling Rig Application
HWD-230 drilling rig is mainly used for geological general
investigation and exploration,road and tall buliding foundation
exploration,kinds of hole in concrete structure,river
levees,subgrade grouting hole,drilling and driect grouting,civil
wellsand earth temperature central air-conditioner,etc.
Maximum open hole caliber
End hole caliber
Drill rod caliber
Drilling rig weight (Exclude diesel engine)
142, 285, 570 r/min