NPD 3500mm Slurry Balance Micro-tunnel Boring Machine

Description

Technical Characteristics1.This pipe jacking machine is powered by eight 37KW speed reduction units, with a cutter head torque of 1850KN. m and a rotation speed of 0-1.55r/min.
2. The mud water pressure is used to balance the earth pressure and groundwater pressure, and the mud water is used to transport the waste soil. The soil around the pipe jacking is less disturbed, the ground settlement is easy to control, the continuous excavation operation can be realized, the jacking speed is fast, the operation is simple, the service life is long, and it is suitable for long-distance pipe jacking construction.