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KLR 300 DTH/Rotary Drill Rig
Technical Specifications of KLR 300 Meters DTH/Rotary Drill Rig
Descriptions Units
  F.P.S. Metric
Drill Hole Size 10.0 inch 254 mm.
Max. Reaming Size (insteps) 16.0 inch 406 mm.
Drill Rod Size 4.5 inch 114 mm.
Max. Depth
(Under favourable drilling conditions)
984 feet 300 mtrs.
Centraliser Opening 20 inch. 508 mm.
R.H. Travel 23 ft. 7100 mm.
Rotary Head
Max. Speed (Series) 0-100 rpm. 0-100 rpm.
Max. Torque (Parallel) 45000 inch-lbs 518 kgf.m.
Drive Motor Type Orbit Motors Orbit Motors
Type of Lubrication
Rotary Head will move out of centerline for lifting (Manual)
Forced Lubrication Forced Lubrication
Feed System
Pull Back Capacity 26588 lbf. 12064 kgf.
Pull Down Capacity 18473 lbf. 8247 kgf.
Pull Back Speed 82 fpm. 25 mtr/min.
Hydraulic System
Max. Operating Pressure 2571 psi. 180 bar
Filtration (Nom), Return 10 Microns 10 Microns
Tank Capacity 145 gallons 550 litres
Hydraulic Oil Cooler Fin Type Oil to Air Fin
Type Oil to Air    
Prime Mover
Input Drive Driven by a truck engine 160 hp. Driven by a truck engine 160 hp.
Auxiliary System Water Injection Pump
Max. Pressure 600 psi. 42 bar
Max. Flow 12 gpm. 47 lpm.
Type of drive Hydraulic Hydraulic
Cylinder Bore 5 inch 125 mm.
Stroke 24 inch 610 mm.
(System Consists of Reverse Flow restricted Valves)
4 4
Breakout Wrench
Actuation Type Hydraulic Hydraulic
Cylinder Stroke 24 Inch 600 mm.
Auxiliary Winch
Bare drum Pull 1763 lbf. 800 kgf.
Max. Speed 66 fpm. 20 m/min.
Drive Hydraulic Hydraulic
Mud Pump
Bore 6 inch 152 mm.
Stroke 6 inch 152 mm.
Max. Flow 270 gpm. 1021 lpm.
Max. Pressure 213 psi. 15 bar
Drive Hydraulic Hydraulic