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1. SD7N is track-type total hydraulic bulldozer with semi-rigid suspended, electronic controller tier III engine, dual-circuits, electronic control hydrostatic driving system, electric control heart closing load sensing implement hydraulic system.
| Model | SD7N(220HP) | Rated revolution(rpm) | 2200 |
| Dozer | Power-Angle-Tilting blade | Rated power(kw) | 169 |
| Operation weight(kg) | 23800 | Max.torque(N.m/rpm) | 920/1400 |
| Ground pressure(kpa) | 71.9 | Rated fuel consumption(g/kw.h) | 190 |
| Track gauge(mm) | 1980 | Undercarriage system | track-type hydrostatic bulldozer with semi-rigid suspended |
| Min.ground clearance(mm) | 400 | Number of track rollers(each side) | 7 |
| Gradient | 30 | Number of carrier rollers(each side) | 1 |
| Dozing capacity(mm ) | 8.4 | Pitch(mm) | 216 |
| Blade width(mm) | 3500 | Width of shoe(mm) | 560 |
| Max.digging depth(mm) | 498 | Gear | |
| Overall dimensions(mm) | 7616*3500*3402 | Forward km/h | 0-13.2 |
| Engine Type | Cummin-s NT855-C280S10 | Backward km/h. | 0-13.2 |
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Damon Han/Sales Manager
Goldzim Construction Machinery(Qingdao)Co.,Ltd.
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