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2800mm Rock pipe jacking machine/tunnel boring machine

2800mm Rock pipe jacking machine/tunnel boring machine 

E-mail:sales@tangxing.cn

  • Features
  • Technical Parameters

Features:

●Designed for gravel and rock(up to 150 Mpa).
●Driven by inner gear, big driving torque, no axis.
●Direct access to the tunnel face for maintenance and repair work .
●Through cutterhead rotation,stones or obstructions entering the crusher cone are crushed to a conveyable grain size.
●Bentonite injected into the annular gap reduces friction between the extrados of the pipe and surrounding soil.

Technical Parameters:

SPECIFICATIONS FOR 2800MM ROCK PIPE JACKING MACHINE
Inner Diameter
¢2800mm
OD*Length
¢3400×5850mm
 
Cutter
Motor Power
37*6 KW
Rated. Torque
589 KN.M
Revolution 
3.6 RPM
 
Steering System 
Thrust*Qty
155T*8
Angle
0-2.5°
Motor Power
5.5KW
 
Jacking Cylinder
Thrust*Qty
200 T*8
Stroke
2500/3000/3500 MM
Pressure
31.5 MPA
Slurry Pipe 
Diameter
6 INCH
Machine Total Power
230KW

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