rail tamping ballast tamper railway track maintenance tamping machine
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.










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.

SPECIFICATIONS | ||||||||||
RANGE OF OPERATION | Boom length | 4200mm | ||||||||
Arm length | 2000mm | |||||||||
Maximum Digging Reach | 7200mm | |||||||||
Maximum Digging Depth | 4500mm | |||||||||
Maximum Digging Force | 90KN | |||||||||
Maximum Digging Height | 7600mm | |||||||||
Maximum Dumping Height | 5600mm | |||||||||
Back-end radius of gyration | 2250mm | |||||||||
DIMENSION | (Length*width*height) travel position | 7500*2460*2920mm | ||||||||
Wheel base | 2850mm | |||||||||
Width Of Crawler | 500mm | |||||||||
Ground clearance of counterweight | 900mm | |||||||||
Min ground clearance | 420mm | |||||||||
TECHNICAL PARAMETERS | Angle of rotation | 360° | ||||||||
Machine weight | 13500kg | |||||||||
Engine model | Cummings4BTAA3.9 | |||||||||
Rated Power | 85KW | |||||||||
Rated Speed | 2200r/min | |||||||||
Hydraulic system working pressure | 28Mpa | |||||||||
Hydraulic system flow | 270L/min | |||||||||
Variable piston pump | 2*63ml/r | |||||||||
Max Hauling force | 76.5KN | |||||||||
(High speed/Low speed) | 5km/h/2.9km/h | |||||||||
Grade Climbing ability | 70%/35° | |||||||||
Volume Of Bucket | 0.5m3 | |||||||||
Revolution Overdrive Pressure | 25Mpa | |||||||||
Full circle swinging time | 5.5s | |||||||||
Fqt Fuel Quantity | ≥8L/h | |||||||||
Capacity Of The Fuel Tank | 226L | |||||||||
Hydraulic Tank Capacity | 227L |









