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Rugged Construction. |
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Heavier, Stronger Feed Chain. |
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Stable Drilling Capabilities. |
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Widest Choice of down hole drill or drifters. |
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Rotation and winch / feed units Modified to provided additional power for faster Drilling and rapid with drwals, longer tool life etc. resulting in into better productivity. |
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Centralized Sensitive Controls with auto-feed arrangement ensure easy operation and reduction of operators fatigue. |
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Boom is provided with a heavy duty lift and swing cylinders to provide rigidity while Drilling. |
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Cast Steel Front Idle Roller. |
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Track tensioning arrangement |
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Heavy duty radial piston type air propelling motors with self braking arrangement. |
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Mechanical track Oscillation. |
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Heavy-duty tow hitch. |
| SPECIFICATION | ||
| Mode of Drilling | Down the Hole air Hammer | Top Hammer |
| Capacity | 102 to 144mm dia | 48 to 76mm dia |
| Depth | 36.0 mtr | 46.0 mtr |
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ROTATION UNIT 4 CYLINDER PISTON
Type Air Motor Directly Coupled to Spur Type Gear Box |
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B.H.P. at 1250 RMP and at 7 Kg.cm²
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1:24.4
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Gear Ratio
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1:24.4
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Rotation speed RPM
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0-50
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Max Torque
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1125NM (10,000 in LBS)
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AIR MOTOR FOR HYDRAULIC DRIVE
4 Cylinder - piston type air motor directly coupled to Hydraulic Pumps |
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B.H.P. at 1250 RMP and at 7 Kg.cm²
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4.0-4.5
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Hydraulic Pump
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7.6 liter/min, 2GPM
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Pressure
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140 kg/cm2
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WINCH/FEED UNIT
4 Cylinder - piston type air motor directly coupled to spur Cum Drive gear box |
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B.H.P. at 1250 RMP and at 7 Kg.cm²
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4.0-4.5
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Gear Ratio
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1:29.7
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Pull Down Force
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0-2200 kgf
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Pull up Force
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0-2200 kgf
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Max pull up Speed
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0-15 m/min
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DIMENSISNS & WEIGHT
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Overall length
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4770 mm
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Overall Width
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1785 mm
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Height
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1650 mm
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Ground Clearance
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250 mm
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Track With
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260 mm
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Track length (Ground contact)
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1400 mm
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Track Oscillation
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Provided
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Total Weight
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3100 Kg
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HORIZONTAL DRILLING RANGE
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Minimum Height form Ground
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860 mm
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Maximum Height form Ground
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2600 mm
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Maximum Width
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1400 mm
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POSITIONING
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Boom lift abobe centre line
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45° up, 30° down
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Boom Swing
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45° right, 45° left
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Drill Guide Tilt
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75° (tow position)
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Drill Guide Swing (Horizontal)
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45° right, 45° left |
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Drill Guide Dump
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750mm
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POSITIONING
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Propulsin air Motor
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9 H.P. each
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Tramming Speed
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2.5 km/hr
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Climbing ability
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25°
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Draw bar pull
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1400 kg |