QHC-450 full section bed ballast replacement machine is a kind of assorted machinery for railway overhaul and medium repair. It is controlled by hydraulic fluid, with characteristics of convenient and comfortable operation, low cost for maintenance and good reliability. It can work with the material conveyor truck to dig out the dirt and ballast without the removal of track skeletons and then cast them to either side of the track or to the material conveyor truck through the rotary casting belt at an angle of ±45° (railway median) so as to complete ballast replacement. It can meet the casting requirements of different railways.
Overall dimension (L × W × H):19330 mm × 3180 mm × 4550 mm
Curb weight:70 t
Gauge :1435 mm
Rated power of engine unit:300 kW
Max. towed speed:100 km
Pivot distance of bogies:13200 mm
Min. traveling radius:180 m
Min. working radius:250 m
Working speed: 0 m/h ~ 450 m/h (Four-shaft driven)
Working efficiency: 450 m³/h
Excavation depth:850 mm (Below the track surface)
Excavation width:4000 mm