Datasheet Tree-stump grinder

as attachment for hydraulic excavators from 3 t to approx. 40 t gross weight
and embankment mower jibs
bsf2

Highly suitable for use in:

  • terrain with difficult access such as slopes
  • River banks
  • Parks, public gardens, cemeteries
  • Road shoulders, roadside facilities
  • Space between highway barriers

Greater performance and more economical alternative
to manually pushed or self-propelled tree stump grinders !

  

Technical desription:
  • The stump grinder can be connected to the dipper boom or jib directly or via a quick-change system
  • The cutting wheel is driven by a hydraulic motor connected to the hydraulic cuircuit of the carrier unit
  • Replaceable cutting teeth are arranged on the cutting wheel at intervals
  • With the cutting wheel at the appropriate speed grinding is performed by lowering and swinging the dipper boom in the direction of the stump

Technical data:
  • Weight approx. 285 kg
  • Cutting whelle diameter from 570 or 870 mm
  • Speed approx. 2000 rpm
  • Engine versions from 40 to 150cbcm
  • Min. required continous oil flow rate 60 l/min in ancillary circuit
  • Oil pressure 210 - 420 bar
  • Grinding tools are replaceable hard-faced cutting blades
Prerequirsites:
A separate pressureless leakage oil line directly into the oil tank is
essential on the carrier unit!

Performance excerpt as
a function of stump grinder
Type of wood Trunk diameter
in mm		 Grinding distance
in mm		 Approx. time required
in min.
Limewood 500 250 9
Birch 450 250 8
Oak 500 200 15
Fir 250 250 6
Poplar 500 250 4

 

The putting up of protective screens is absolutely indispenable to avoid endangering
and damaging the environment !