JD 2500*2500
24 Hours/365 Days
1 Year
Bonfiglioli/ Rossi/ Dinamicoil/ Brevini
Mitsubishi
ISO9001: 2000, SGS
60-90 Days
GREATWALL TUNNELING SYSTEM
Nude Packing
JD2200*2300-4000*6000
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
