BULLDOZER SD8N
Operationg Weight: 25 ton
Power: 257 KW / 350 HP
Engine CUMMINS NTA855-C360S10
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SD8N bulldozer is track-type dozer with elevated sprocket, hydraulic direct drive, semi-rigid suspended and hydraulic controls. Equipped with power separating hydraulic-mechanic type Torque converter, planetary, power shift and one lever control transmission. SD8N bulldozer equipped with Pilot hydraulic control system; Its new structure of modular assembling and disassembling; with handy, accurate operating system, electric monitoring, SD8N bulldozer can be equipped with many optional equipment and attachment, it can be used in road building, hydro-electric construction, land clearance, port and mine development and other construction field.
Dozer tilt
(including ripper) Operation weight (Kg) 37300
Ground pressure(KPa) 94
Track gauge(mm) 2083
Gradient 30°/25°
Min. ground clearance (mm) 556
Dozing capacity (m³) 11.24
Blade width (mm) 3940
Max. digging depth (mm) 582
Overall dimensions (mm) 7930×3940×3549
Type CUMMINS NTA855-C360S10
Rated revolution (rpm) 2100
Rated power (KW) 257
Torque storage coefficient 20%
Type The track is triangle shape.
The sprocket is elevated elastic suspended.
Number of track rollers (each side) 8
Pitch (mm) 216
Width of shoe (mm) 560
Gear 1st 2nd 3rd
Forward  (Km/h) 0-3.5 0-6.2 0-10.8
Backward (Km/h) 0-4.7 0-8.1 0-13.9
Max. system pressure (MPa) 20
Pump type High pressure gears pump
Control type Pilot control
System output(L/min) 220
Torque converter Torque converter is power
separating hydraulic-mechanic type
Transmission Planetary, power shift transmission
With three speeds forward and three
Speeds reverse, speeds and
Direction can be quickly shift
Steering clutch The steering clutch is hydraulic
pressed, non-constant engaged clutch.
Steering braking clutch The braking clutch is pressed by spring, separated       hydraulic, constant meshed type.
Final drive The final drive is two-stage planetary reduction gear     mechanism, splash lubrication.
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