NPD Slurry balance micro-tunnel boring machine

NPD 1800 mm – Pipe Jacking
  1. Wide applicable various soil, such as soft soil, clay, sand, gravel soil, hard soil, backfill, etc.
  2. Independent water injection, discharge system.
  3. The fastest speed is nearly 200 mm per minute.
  4. The construction of high precision, steering may be the up, down, left and right, and the most steering angle of 5.5 degrees.
  5. Use the central control system on the ground, safe, intuitive, and convenient.
NPD 1200 mm – Pipe Jacking
NPD 1800 mm, 1500 mm – Pipe Jacking