WJ-1 Underground Internal Combustion Pry Machine

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Product Introduction 

  • Mine-certified product, equipped with Yunei (58KW) engine, which saves energy consumption and delivers quick power response.
  • Full-hydraulic controlled forward/reverse and speed regulation system for fast and sensitive operation; hydraulic pilot control working system reduces operator labor intensity.
  • The vehicle body is made of high-strength steel, featuring a sturdy overall structure with excellent impact and deformation resistance.
  • Effectively clear unstable rocks on the easily collapsed and hidden working face roof and two ribs after blasting operations quickly.
  • Reasonable overall dimensions make it suitable for working in low and narrow roadways; hydrostatic transmission system ensures high working efficiency.
  • Equipped with various safety devices, such as cab protective guards, boom lock pins, and articulated locking devices.
  • Reliable braking system that can stop the vehicle in a short time, ensuring safety during operation.
  • Optional tire protection chains are available.
TypeCategoryUnitParameter
Impact hammer frequencyImpact hammer frequencybmp550-1000
Impact energyImpact energyJ≤ 700
Machine working weightMachine weightKg7400
Drive AxleDrive AxleHeavy-duty Wet Bridge (Heavy-duty type)
Drive ModeDrive ModeFour-Wheel Drive
Climbing AbilityClimbing Ability°24
Overall DimensionsOverall Dimensionsmm6550*1350*2000
The swinging angle of the hammer headThe swinging angle of the hammer head°±90
Working Oil PressureWorking Oil PressureMPa11~14
WheelbaseWheelbasemm2200
Minimum Ground ClearanceMinimum Ground Clearancemm230
Travel speedTravel speedKm/h0-8
Turning Radius (inner and outer sides)Turning Radius of inner and outer sidesmm2480/4980
Maximum Steering AngleMaximum Steering Angle°38
Braking SystemBraking SystemWet-type Brake / Hydraulic release
Tire specificationsTire specifications10.00-20 (special for underground trackless equipment, pneumatic type)
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