Applications demanding long reach and high breaking power such as gyratory crushers in mines and quarries and grizzlies in mines require an Rammer L850 boom.

Rammer L850 booms, like Rammer S- and Rammer M-series, feature a triangular design.

The boom pedestal is designed round for even stress distribution into the foundation.


  • Rammer full electricfication
  • Round pedestal
  • Modular design
  • Heat treated conical pins
  • High twist capacity
  • Heavy-duty cylinders
  • Shock absorbing pedestal mounting


  • Gyratory Crushers
  • Grizzly
  • Blockage and build-ups


Weight 7700 kg
Input power 37 kW
Maximum reach 10.6 m
Nominal horizontal reach (H) 8.3 m
Nominal vertical reach (V) 6.9 m
Swing 170 °
Base diameter 1.86 m


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