Models and main technical data:

Main Features:

1. NPD series slurry pipe jacking machine is suitable to drill in soft, clay, sandy, gravel soil, hard soil,  and back fill . 
2. It has the advantage of  stronger breaking capacity, larger diameter of broken grain and more numbers. 
3. It has independent water injection and grout injection system.  
4. With rapid push speed, it can get max speed 200mm per min. 
5. With high accuracy of construction, it can rectify a deviation upper, lower, left and right , and get max Deviation Adjustment Angle 5.5°
6. It adopts surface centralized control system, which has  been safer, Intutive and more comfortable.