Motor grab – type MZG waste (waste management)


Slag handling in waste incineration plants or incineration plants of any kind. For various types of cranes with internal or external holding cables.

Technical design

  • Designed as a discharge grab with stable, retracted pivot bearings
  • Optimisation of crane load capacity thanks to its lightweight design which can hold maximum loads
  • Self-locking grab suspension for crane hooks
  • Grab drive:
    • Vertical electrohydraulic drive unit with high-pressure pump
    • Closing and opening movements are controlled through clockwise or counter clockwise rotation of the electric motor (turn control). The electric motor is only switched on whilst the closing and opening movement is being performed.
    • Closing and opening movements controlled by directly connected hydraulic cylinders, with stable piston rod protection
  • Grab connection bearing
    • Re-greaseable, robust steel bushing bearing
    • KRÖGER MAINTENANCE-FREE bearing system
  • Grab shells:
    • Shell design adapted to material flow
    • Toothed segment drive
    • Material: S355J2+N
    • Cutting edge material: special, highly wear-resistant steel
  • Tooth tips:
    • Welded on
    • Screwed on
    • Quick change system

Product sheet

Motor grab – type MZG

[ PDF document ]