-
St150 _ Tractor Mounted Core Drilling Rig
St150 model, Tractor mounted Top Head Drive hydraulically operated drill Rig is Capable of drilling in any kind of medium to hard rock formation using DTH drilling method up to maximum depth of 150 meter, under favourable drilling conditions. The following are the detailed specifications.
| 1 | DTH drilling: Drilling diameter/Depth Over burden | 4.5"(114mm)/500feet(150m) 7"(178mm) |
| 2 | Carrier Model / Engine Rating | 4x4 wheel drive / 75hp@2200rpm |
| 3 | Mast Assembly Mast overall Length Rotary Head Travel Centralize opening | 6000mm 4000mm 8"(203mm) |
| 4 | Feed System Pull back/Pull down Hoisting speed | 5000kgf/2400kgf 40 ltr/minute |
| 5 | Rotary Head Assembly Torque/Rotation speed | 215kg-m / 0-120rpm |
| 6 | Hydraulics Max operating pressure Hydraulic Tank Capacity Filtration (Nom)-Return line | 180Kg/Cm2 175Litres 10/25 Microns |
| 7 | Stabilizer Cylinder bore diameter/Stroke No.of Jacks | Model: Hydraulically operated double acting cylinder 100mm(3.9")/610mm(24") 4 No's |
| 8 | Break out wrench Cylinder bore diameter Stroke | 80mm(3.1") 300mm(12") |
| 9 | Mast Raising Cylinder Cylinder bore diameter Stroke | For raising and lowering the mast assembly 100mm 475mm |
| 10 | Water injection pump Max.flow/Max.pressure | 50Litre/minute/30bar |
| 11 | Air Compressor Capacity | Air compressor will be mounted on separate truck or trolly 600cfm/200psi |
| 12 | Air Line Lubricator Capaciity/Tank | Air line Lubricator will bw used for DTH hammer lubrication. 600cfm/200psi/10Litres. |
