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Home > Earth moving machineryBulldozerHBXG SD7N Bulldozer
SD7N bulldozer is track-type bulldozer with elevated sprocket, power shift drive, semi-rigid suspended and hydraulic controls. It is with modular design, easy to repair & maintenance. Pilot hydraulic control with high working efficiency. According to the man-machine engineering design, the control system is smart and accurate. It is equipped with multi-function display and ROPS cabin . It can be equipped with U-blade, single shank ripper, three shanks ripper etc.. It is an ideal machine used in communication construction, oil field, power, mining etc. large earth moving projects.
Model | SD7N | |
specifications | ||
Dozer | Tilt | |
Operating weight(including ripper) | kg | 24800 |
Ground pressure | kpa | 74.1 |
Track gauge | mm | 1980 |
Gradient | ° | 30/25 |
Min. ground clearance | mm | 404 |
Dozer capacity | M³ | 8.4 |
Blade width | mm | 3500 |
Max. digging depth | mm | 498 |
Overall dimensions(including ripper) | mm | 5677x3550x3402 |
Engine | ||
Type | Cummins NT855-C280S10 | |
Rated revelation | rpm | 2100 |
Engine power | kw | 185 |
Max. torque | N.m/rpm | 1097/1500 |
Rated fuel consumption | g/kw.h | ≤235 |
Undercarriage system | ||
Type | The track is triangle shape.The sprocket is elevated elastic suspended. | |
Number of track rollers(each side) | 7 | |
Pitch | mm | 216 |
Width of shoe | mm | 560 |
Gear | ||
Forward I/II/III | km/h | 3.9/6.5/10.9 |
Backward I/II/III | km/h | 4.8/8.2/13.2 |
Implement hydraulic system | ||
Max. system pressure | Mpa | 18.6 |
Pump type | Gears oil pump | |
System output | L/min | 194 |
Driving system | ||
Torque converter | Torque converter is power separating hydraulic-mechanic type | |
Transmission | Planetary, power shift transmission with three speeds forward and three speeds reverse,speed and direction can be quickly shifted. | |
Steering clutch | The steering clutch is hydraulic pressed, usually separated clutch | |
Braking clutch | The braking clutch is pressed by spring, separated hydraulic, meshed type. | |
Final drive | The final drive is two-stage planetary reduction gear mechanism, splash lubrication |
