QJS-50L Grouting Drilling Machine

Function: QJS-50L multi-function drilling rig is equipped with large-diameter through-hole power head, heighten vice tower and superimposed double crane hoisting. It adopts load-sensitive variable hydraulic system. Through innovative electronic control technology, it realizes the function of clamping large-diameter drill rod long-distance fine-tuning step construction. It is especially suitable for double high-pressure RJP construction method and multi-tube MJS ultra-high-pressure jet grouting construction method. Technical parameters: Model QJS-50L A joint pipe（max)(mm) 15 Chuck diameter(mm) Φ145 Output torque(N.m) 8000 Output rotary speed(r/min)…