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1. Realtop has more than 10 years experience on manufacturing microtunneling machine
2. Remote-controlled microtunneling machine is a new advanced non-digging-equipment with high technology.
3. It combines multi-disciplinary technologies in one, such as the machinery units, hydraulic system, electric controller (including PLC), Laser system, measuring device, etc.
4. Besides the high efficiency, it also has effect on the traffics on surface. Furthermore, it is good for the environment, and can lower the cost of the construction.
5. Projects in Singapore,Thailand,Hongkong,etc.. Export to Singapore from 10years ago;
1. On site service support;
we could microtunneling machine supply model from DG1800-QNP not only for round shape and rectangle shape.
Typic model, DG1800-QNP specs as following
| Model:DG1800—QNP | Parameter | |
| Main machine dimension | Inner diameter (mm) | 1800 |
| Outer diameter (mm) | 2160 | |
| Total length (mm) | 4000 | |
| Cutting Part | Electromotor Power (kW) | 30kw*3pcs |
| Cutterhead Torque (kN·m) | 430 | |
| Cutterhead Rotating Speed (r/min) | 2 | |
| oil cylinder of rectifying | Qty | 4 |
| Thrust Force (kN) | 1500 | |
| Stroke (mm) | 80 | |
| Rectifying Angle (°) | ±2 | |
| Hydraulic System | Electromotor Power (kW) | 2.2 |
| Work Pressure (MPa) | 25 | |
| Slurry system | Water Supply Pump Power (kW) | 37 |
| Mud Pump Power (kW) | 45 | |
| Diameter of Side Mud pipes (mm) | 150 | |
| Main Jacking system | Jacking Speed (mm/min) | 0--80 |
| Work Pressure (MPa) | 31.5 | |
| Rated Jacking Force (kNm) | 2000×4 | |
| Timing Way | Adopt inventor’s Frequency Control | |
| Total Power (KW) | 22KW+15KW | |
Click Following Links for more model examples:
1) ID600mm Pipe Jacking Machine / Tunnel Boring Machine
2) ID800mm Pipe Jacking Machine / Tunnel Boring Machine
3) ID1000mm Pipe Jacking Machine / Tunnel Boring Machine
4) ID1200mm Pipe Jacking Machine / Tunnel Boring Machine
5) ID1400mm Pipe Jacking Machine / Tunnel Boring Machine
6) ID1500mm Pipe Jacking Machine / Tunnel Boring Machine
7) ID1600mm Pipe Jacking Machine / Tunnel Boring Machine
8) ID1800mm Pipe Jacking Machine / Tunnel Boring Machine
9) ID2200mm Pipe Jacking Machine / Tunnel Boring Machine
10) ID2500mm Pipe Jacking Machine / Tunnel Boring Machine
11) ID250mm~5000mm Pipe Jacking Machine/Tunnel Boring Machine
Customer-built during 250mm~5000mm available

As below the loading photos for sea shipments


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