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Product model

RX250x900V HDD Rig

  • Hydraulic manipulator
  • Lubrication mechanism of drill rods’ thread joints
  • Complex preheating system of engine air manifold and hydraulic oil
  • Cabin can be rotated for operator’s convenience
  • Control cabin with air condition and heating system
  • Video monitor, recording device and exterior cameras
  • Control of drill rods’ untwisting
  • Big capacity of mud pump
  • Frame slides (using hydraulic cylinder) to change drilling angle

Specifications

MAIN TECHNICAL CHARACTERISTICS OF FORWARD RX250*900
Diesel         Model Weichai- STEYER Wcichai- STEYER
engine         Power 2*245 KW 667 Hp
Rotation         Gears 2 2
Low speed Rotation speed 0-60 rpm 0-60 rpm
Maximum spindle
torque
90 000 Nm 66380,6 Ib/ft
High speed Rotation speed 0-120 rpm 0-120 rpm
Maximum spindle
torque
45 000 Nm 33190,3 Ib/ft
Thrust and pullback        Move speed 2 2
Low speed Thrust force 2550 kN 2550 kN
Pullback force 2550 kN 2550 kN
Speed 0-8 m/min 26.2 ft/min
High speed Thrust force 840 kN 840 kN
Pullback force 840 kN 840 kN
Speed 0-27 m/min 88.6 ft/min
   Drilling angle 8-16° 8-16°
   Clamping system Jaws clamping
spindle torque
98 000 Nm 72281.1 Ib/ft
Jaws reducing
spindle torque
196 000 Nm 144562.2 Ib/ft
    Mud pump Maximum capacity 2400 L/min 528 gpm
Maximum pressure 35 MPa 5076,32 psi
    Motion Motion speed 0-3 km/h 1,86 mph
Maximum
elevation angle
25° 25°
    Drill rod Lcnght 9 600 mm 377,9 in
Rod body Ø 152,4 mm 6 in
    Crane lifting capacity 3 500 kg 7716,2 lb
    HDD rig weight 26 000 kg 57320,2 lb
    Dimensions (L'W *H) 16,00x2,50x3,20 m 52.5x8.2x10,5
    Hydraulic system preheating + +
    Diesel engine preheating + +
    Crane + +
    Mast heating + +
    Fuel lank capacity 1000 L 220 gal
    Hydraulic tank capacity 1000L 220 gal

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