Model 4U harvest of yams are suitable for potatoes,sweet potatoes,garlic and other root crops ,it is composed of components such as cutting seeding organization,field wheel,girders,excavating a shovel, transporting chains ,choosing sieve ,they can integraly complete the working procedures such as harvesting,excavating,choosing ,the series include the middle drive transmission and the left-side drive transmission for different types of tractors..
Specifications:
Specifications:
| Model | 4U-1 | 4U-1 | 4U-2 |
| Overall dimension(cm) | 240*60*100 | 240*100*100 | 280*140*100 |
| Weight(kg) | 180 | 220 | 400 |
| Rows | 1 | 1 | 2 |
| Space of rows | 55-80 | ||
| Productivity(ha/h) | 0.2-0.33 | 0.4-0.6 | 0.5-0.7 |
| Working depth(mm) | 20-35 | ||
| Working width(mm) | 600 | 850 | 1600 |
| Netrate of harvesting | 97% | ||
| PTO speed(RPM) | 540/760 | ||
| Linkage | 3-point mounted | ||
| Matched power(kw) | 12-30 | 15-40 | 50-70 |