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Steel shear K-7J

 

k-7j
K-7JR-PJ03

 

Features

  • Only NPK® offers an exclusive integrated booster system that automatically activates when the jaws meet resistance.
  • No.1 Cutting Force for this class
  • Waved shape cutters which hardly release the material
  • Improved strength of arm and frame, unified frame and arm design.
  • Unique system that tightens frame and arms to prevent frame to open or deform.
  • This prevents jamming as cutting from thin steel plate to steel beam (e.g. H-steel).
  • Optimum opening angle that prevents object to move during operation.
  • Handling tip for material manipulating.
  • Low weight, long reach.
  • Large jaw opening (532mm)
  • Arm/Dipper stick mounted.
  • Piston rod and hoses fully protected inside the shears frame.
  • Slim-line design to increase visibility on the job.
  • Standard with 360° mechanical rotation or hydraulic rotation with rotator possible.
  • Maintenance friendly.
  • Low oil flow, ensures other functions of the excavator are not influenced.
  • Excellent stability even for high-lift demolition.
  • Reliable and efficient.
  • No additional pressure reduction is required in the hydraulic system.

Spesifikasjoner

ModelK-7J
Excavator weight (ton)6 – 9
Operating weight (kg)680
Max. jaw opening (mm)532
Cutter lenght340
Working pressure (MPa)21
Oil flow (l/min)50 – 80
Max Force (KN)1290

Drawing

M-20K-725x1025