Ballast undercutter

As one of the earliest designed and developed excavators in our company, JG80L tracked excavator provides comprehensive and mature techniques. Undercutting is frequently performed as an independent service for cleaning stretches of track. It is also deployed as part of larger maintenance of way and environmental projects. 

This mini crawler excavator specifically designed for use off-track cutting ballast, is a revolutionary system designed to undercut track without wasting valuable track time. scoops out contaminated gravel and mud and fouled ballast from beneath railroad tracks.

Arm length 1850mm
Back-end radius of gyration 1750mm
Maximum Torque 8.8KN
Maximum Working Radius (bidirectional) 1650mm
Distance From The arm to Rotate Machine 3600mm
Wheel base 2900mm
Track Gauge 1570mm
Width Of Crawler 400mm
Ground clearance of counterweight 780mm
Min ground clearance 280mm
Machine weight 8000kg
Engine model YUCHAI
Rated Power 48KW
Rated Speed 2200r/min
Hydraulic system working pressure 21Mpa
Hydraulic system flow 120L/min
Metering gear pump 2*28ml/r
Max Hauling force 45KN
High speed/low speed 4.5/2.5km/h
Grade Climbing ability 70%/35°
Volume Of Bucket 0.25m3
Revolution Overdrive Pressure 16Mpa
Full circle swinging time 5.5s
Fqt Fuel Quantity  ≥4L/h
Capacity Of The Fuel Tank 110L
Hydraulic Tank Capacity  110L