Jd4000 Rectangular Pipe Jacking Machine Microtunnel Boring Machine

• After-sales Service: 24 Hours/365 Days
• Warranty: 1 Year
• Planetary Reducer: Bonfiglioli/ Rossi/ Dinamicoil/ Brevini
• PLC & Transducer: Mitsubishi
• Certification: ISO9001: 2000, SGS
• Delivery: 60-90 Days
• Model NO.: JD3000*4000
• Transport Package: Nude Packing
• Specification: JD2200*2300-4000*6000
• Trademark: GREATWALL TUNNELING SYSTEM
• Origin: Zhenjiang, Jiangsu, China

Product Description

*JD rectangular micro-tunnel boring machine main adopt the principle of earth pressure balance with minor disturbance to strata and short ground depth needed.
Widely used in projects as metro tunnels pedestrian crossing under street, crossing passageway under railway etc.
*Soil excavated by screw conveyor and ten discharged by slurry pump or belt conveyor
*Superiority:The section size is larger and can be designed with rectangular shape
and arch shape.
*Professional design,customized production as customers requirements.


1.Technical parameter.

 2.  Application scope:
 Widely used in trenchless underground projects such as metro tunnels, pedestrian crossing under  streets, crossing passageway under railway, sewage & water treatment system etc.

3. Delivery time
60-90 days on reception of the down payment

FAQ
1). Drawings of launching pit and reception pit (Width, Length and Depth)
2). Project data: total shaft length, max length of single shaft, quantities of shafts
3). Production pipe drawings: Concrete or steel etc, length, ID & OD
4). Soil property report: soil type, water level and so on