800mm dia grab type core barrel used for deep foundation piling work
grab type core barrel ,grabing style core barrel main use for gravel , boulders
Core Barrels are used for cutting an annular ring in rock or concrete (also reinforced concrete). The center core is usually broken with round shank picks, rock auger or cross cutter. The advantage of using the core barrel is the concentration of the crowd force and torque on small ring of cutting teeth.
Cylinder Made of steel grade Thickness = 25 mm Height = 1000 mm or upon request Cutting Ring: Made of steel grade Thickness = 40 mm Height = 500 mm Kelly box: Welded Steel Plate made of Cylinder Wear Protections: Slides Plate made of welded on the cylinder body.Match bauer soilmec casagrande rotary drilling rig