NEW: rotary drilling rig by TEC System

Capacity examples :

bottom hammer : 75 to 130 m with 4'',

roller bit : 65 to 110 m with 4'',

auger : 25 to 40 m with 4'',

coring : NQ (130m), HQ (115m), PQ (100m), SQ (90m).

The depths dpend of the soil.

Simple spécifications :

weight : 4.2 à 4.8 t,

power : 56 kW,

stroke : 2500 / 3500 mm,

rotary : 72/496 rpm - 442/53 daNm or 114/900 rpm - 350/42 daNm,

Wire Line, hammer, back hammer, automatic SPT, automatic dynamic penetrometer, inboard flushing pump, double rod brake, tool box, night lights etc....