SD8B Bulldozer 320HP
SD8B bulldozers are track-type dozer with elevated sprocket, hydraulic direct drive, semi-rigid suspended and hyraulic controls. Equipped with power separating hydraulic-mechanic type Torque converter, planetary, power shift and one lever control transmission.
SD8B bulldozer is equipped with integrated hydraulic system; Its new structure of modular assembling and disassembling; with hand, accurate operating system, electric monitoring,
SD8B 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.
| Specification |
| Dozer | | Tilt | |
| Operation weight | kg | 36800 | with ridge buster |
| Ground pressure | kpa | 93 | |
| Track gauge | mm | 2083 | |
| Min. Ground clearance | mm | 556 | |
| Gradient | º | 30/25 | |
| Dozing capacity | m3 | 11.24 | |
| Blade width | mm | 3940 | |
| Max.digging depth | mm | 582 | |
| Overall dimensions | mm | 7751X3940X3549 | |
| Engine |
| Type | | CUMMINS NTA855-C360S10 |
| Rated revolution | rpm | 2100 |
| Reted power | KW | 235 |
| Torque storage coefficient | N.m/rpm | 20% |
| Undercarriage system |
| Type | | The track is triangle shape. The sprocket is elevated. |
| 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 |
| Back ward | km/h | 0-4.7 | 0-8.1 | 0-13.9 |
| Implement hydraulic system |
| Max. system pressure | Mpa | 20 |
| Pump type | | high pressure gears pump |
| System output | L/min | 220 |
| Driving system |
| Toque 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, non-constant engaged clutch. |
| Steering brake | The braking clutch is hydraulic pressed by spring, separated hydraulic, constant meshed type. |
| Final drive | The final drive is two-stage planetary reduction gear mechanism, splash lubrication. |
