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SF50-70 Series Crawler Tractor
1. Sifang brand Crawler Tractor Model SF-752 and SF-502 is a farming machinery which is newly designed and developed tractor special for protective tilling in paddy field. It features compact structure and novel design. Its endless speed operation is realized with reliable hydraulic transmission technique. Their convenient steering and implement lifting can be simply operated with its only one control lever.
2. The ground clearance is increased with its triangular crawler driving system so that the tractor can pass easily from field to field against sinking and realize protective result for soil during cultivating the paddy field.
3. Many kinds of implements can be attached with the tri-points hydraulic hanging device to finish working of rotary tilling, plough, ridging, ditching, etc. easily and efficiently.
Item | Unit | Design capacity | ||
Trade mark/Brand |
| Sifang | Sifang | |
Model |
| SF-752 | SF-502 | |
Type |
| Crawler tractor | Crawler tractor | |
PTO rotating speed | r/min | 540/720 | 540/720 | |
Dimension (LXWXH) | mm | 3050x1450x2270 | 3000x1450x2270 | |
Wheel base | mm | 1100 | 1050 | |
Minimum ground clearance | mm | 400 | 420 | |
Minimum turning radium | m | 2.5 | 2.5 | |
Track grounding length | mm | 1200 | 1200 | |
Average ground pressure | kpa | 18.1 | 18.1 | |
Net weight | kg | 1750 | 1500 | |
Working efficiency | hm2/h |
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Fuel consumption | kg/hm2 |
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Type of hanging device |
| Class I of rear Tri-point hanging | Class I of rear Tri-point hanging | |
Connecting way of engine and clutch |
| Coupling | Coupling | |
Track | Pitch | mm | 90 | 90 |
Pitch number |
| 46 | 46 | |
Width | mm | 350 | 350 | |
Speed | Low | km/h | 0-5.5 | 0-6.4 |
Middle | km/h | 0-7.5 | 0-9 | |
High | km/h | 0-11 | 0-12.2 | |
Engine | Type |
| Straight-line, water cooling, four-stroke, direct injection | Straight-line, water cooling, four-stroke, direct injection |
Rates output | kw | 55 | 36.8 | |
Rated rotating speed | r/min | 2500 | 2500 | |
Starting method |
| Electric start | Electric start | |
