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Core barrels

The core barrels are particularly suitable for drilling in hard, compact, rocky grounds. On the cylindrical body made out of calendered and welded high resistance steel plate, the available standard version mount different accessories according to the different operative needs.
Core barrels with bits: It is provided of a crown of special tungsten carbide teeth mounted on teeth-holder to allow the interchangeability. Suitable also for grounds with boulders.
Core barrels with bits and unloading piston: It has the same characteristics of the core barrel with bits but with the add of an emptying system dinamically operated during the unloading phase. It allows a reduction of the total working time.
Core barrels with widia insers: It is provided with extremely sturdy and hard prism inserts mounted on the cutting crown. Suitable for compact grounds.

Core barrel with bullet teeth
DescriptionCore barrel with bullet teeth
Min diameter500 mm / 19.7 in
Max diameter2.500 mm / 98.5 in
Torque1.200 - 3.500 KNm / 88,440 - 257,950 lbsft
Core barrel with bullet teeth and discharging pistons
DescriptionCore barrel with bullet teeth and discharging pistons
Min diameter600 mm 23.6 in
Max diameter2.500 mm 98.5 in
Torque1.200 - 3.500 KNm / 88,440 - 257,950 lbsft
Core barrel with widia inserts
DescriptionCore barrel with widia inserts
Min diameter600 mm / 23.6 in
Max diameter2.500 mm / 98.5 in
Torque1.200 - 3.500 KNm / 88,440 - 257,950 lbsft
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