SD9N Bulldozer
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semi-rigid elasticity suspending, hydraulic-mechanical transmission, elevated sprocket track type, wholly hydraulic operation, modular designing components easily for maintaining, portable laborsaving nicety man-machine designing controlling system, electric monitoring, ROPS cabin, many optional equipments, broadly used in transport, desert, oil field, power station, mine, swamp etc. large-scale stone construction. You can select original American Cummins engine, emission standard meet with Tire 3 with lower fuel consumption and stronger power output.
| Specifications | ||||
| Dozer | Tilt | |||
| Operation weight (including ripper) (Kg) | 48880 | |||
| Ground pressure(including ripper) (KPa) | 112 | |||
| Track gauge(mm) | 2250 | |||
| Gradient | 30°/25° | |||
| Min.ground clearance(mm) | 517 | |||
| Dozing capacity(m³) | 13.5 | |||
| Blade width (mm) | 4314 | |||
| Max. digging depth (mm) | 614 | |||
| Overall dimensions without ripper (mm) | 8478×4314×3970 | |||
| Engine | ||||
| Type | 康明斯KTA19-C525S10
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| Rated revolution (rpm) | 1800 | |||
| Rated power (KW) | 316/430 | |||
| Torque storage coefficient | 18% | |||
| Engine | ||||
| Type | 美国康明斯电控发动机QSX15
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| Rated revolution (rpm) | 1800 | |||
| Rated power (KW) | 316/430 | |||
| Torque storage coefficient | 18% | |||
| Undercarriage system | ||||
| Type | The track is triangle shape.The sprocket is elevated elastic suspended.
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| Number of track rollers (each side) | 8 | |||
| Pitch (mm) | 240 | |||
| Width of shoe (mm) | 610 | |||
| Gear | 1st | 2nd | 3rd | |
| Forward (Km/h) | 0-3.9 | 0-6.7 | 0-12.2 | |
| Backward (Km/h) | 0-4.8 | 0-8.5 | 0-15.1 | |
| Implement hydraulic system | ||||
| Max. system pressure (MPa) | 18.3 | |||
| Pump type | Double vane pump | |||
| System output（L/min） | 358 | |||
| 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. | |||
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