Tunnelipuurmasin

Herrenknecht AVN2000AB

Please check the below attached pdf. document for the full detailed description of the machine.

For additional fotos and information please don't hesitate to contact us.


Purchase 1 AVN2000AB Tunnelling Machine
Mixed Ground
Cutting Wheel
The mixed ground cutting wheel is designed for AVN2000AB in mixed ground
such as: mixture of soft ground, gravel or coarse gravel, weathered/soft rock.
Supplied with soft ground cutting tools & disc cutters.
Full set of cutting tools bolts and cutting wheel bolts included.
Maximum Unconfined Compressive Strength (UCS ) 60 MPa
Closed face type
Cutting diameter 2 575 mm
Cutting tools Chisel 12 No
Chisel width 100 mm
Scraper 8 No
Cutting disc 11 No
Cutting disc diameter 305 mm
Tooling system backloading
Machine
AVN2000AB
Articulated shield with face support / excavated material transportation by slurry.
Slurry feed by 6 nozzles into crusher / excavation chamber and 2 nozzles to area
around slurry discharge pipe. All nozzles (crusher/excavation) are equipped with
interchangeable nozzles inserts for different nozzle diameters to run in medium
pressure mode.
Integral conical stone crusher behind cutting wheel.
Face access for cutter inspection / change.
Optional easily fitted cutting wheels for soft ground, mixed soil conditions with
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some rock and full rock conditions.
Central drive unit with splinted shaft for reliable, heavy duty torque transmission
to cutting wheel.