The Hydraulic Underground Drilling Rig is a multi-purpose hydraulic underground coal mine tunnel drilling rig and highly effective for coal gas mine drilling, gas drainage, plughole well. Robust structure plus strong power supply ensures high penetration rate and outstanding reliability. Two speed control of drill head, wide speed range, large output torque, easy operation, fully meet all types of underground drilling requirements.
Features of Hydraulic Underground Drilling Rig
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multi-purpose hydraulic underground coal mine tunnel drilling rig
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highly effective for coal gas mine drilling, gas drainage, plughole well
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Two speed control of drill head, wide speed range, large output torque, easy operation
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fully meet all types of underground drilling requirements
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Great convenience of control of feed pressure;
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Standardized parts and components make maintenance and repairing easy
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Real time reading of drilling data on gauges on the control panel;
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Top grade hydraulics of European origin
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Experienced engineers plus adequate spare parts ready to provide full service.
Specifications:
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Drilling Capacity
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Drilling Depth
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350 m
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Open Hole Caliber
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200 mm
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End Hole Caliber
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150 mm
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Dia Of Drill Rod
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73/89 mm
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Hydraulic System
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Pressure
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24 MPa
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Cooling
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Water Cooled
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Power System
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Power
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55 kW
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Engine RPM
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1,480 rpm
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Drill Head
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Max Torque
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4,000 Nm
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Max Rotation ,RPM
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500 rpm
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Feed Stroke
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600 mm
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Max Inside Diameter
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117 mm
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Max Pull /Max Push
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140 kN/90 kN
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Wireline Winch
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Max Pull
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7.5 kN(bare drum)
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Pulling Speed
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44 m/min (bare drum)
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Rope Diameter
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6 mm
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Rope Length
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200 m
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Mast
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Length
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2 m
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Drilling Angle
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-90°-90°
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Transporting Dimensions
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Main Frame Unit
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2,450 × 1,130 × 1,600 mm
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Pump Station Unit
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1,620 × 840 × 1,425 mm
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Operation Unit
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845 × 755 × 950 mm
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Max Unit Weight After Dismounting
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570 kg
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