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GRUNDOBORE - Technical Data

The auger boring method is a safe trenchless method that uses pilot pipe jacking to achieve the extreme positional accuracy that sewer construction or installations beneath railway tracks demand.

BORE-01

GRUNDOBORE200S GRUNDOBORE400



  GRUNDOBORE200S GRUNDOBORE400
Max. thrust [kN] 200 400
Max. pullback [kN] 250 315
Cylinder stroke [mm] 280 280
Feed rate [m/min] 2 2,8
Max. torque [Nm] 3800 6000
Max. sindle speedl [rpm] 60 45
Max. hydraulic pressure [bar] 250 250
LxWxH [mm] 960x567x625 2100x990x1200
Weight basic machine [kg] 395 1095
Axis height [mm] 325/375 460
Starting pit Ø [mm] 1000 -
Length starting pit [m] 1,2 2,2
Length targetpit  [m] 1 1,1
Length retrievable pipe / product pipe / pilot rod [m] 0,45 1
Diamter pilor rod [mm] 82,5 88
Max. pipe OD [mm] 280 406
Max. installation length (soil-dependent) [m] 25 50



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