 
 
| · SEM500 series roller technical parameters · 
 | ||||
| unit | SEM518 | SEM520 | SEM522 | |
| rated power | (kw) | 129 | 129 | 140 | 
| work quality 
 | (kg) | 18,000 | 20,000 | 22,000 | 
| · Static linear pressure · 
 | (N/cm) | 415 | 461 | 507 | 
| · Front and rear axle loads · 
 | (kg) | 9,000/9,000 | 10,000/10,000 | 11,000/11,000 | 
| · High/low excitation force · 
 | (KN) | 327/188 | 360/208 | 374/215 | 
| · High/low vibration frequency · 
 | (Hz) | 30/28 | 30/28 | 30/28 | 
| · Large/small amplitude · 
 | (mm) | 2.0/1.0 | 2.0/1.0 | 2.0/1.0 | 
| ground speed 
 | (km/h) | 2.98/5.88/9.6 | 2.98/5.88/9.6 | 2.98/5.88/9.6 | 
| work pacing | (km/h) | 0-2.98 | 0-2.98 | 0-2.98 | 
| gradeability | (%) | 34 | 34 | 34 | 
| · Compaction width · 
 
 | (mm) | 2,130 | 2,130 | 2,130 | 
| minimum turning radius | (mm) | 6,350 | 6,350 | 6,350 | 
| SEM500 series roller optional | |||
| Configuration (o= optional) | SEM518 | SEM520 | SEM522 | 
| 20.5-25 Diamond tyre | o | o | o | 
| 20.5-25agricultural tyre | o | o | o | 
| heating and cooling air conditioner | o | o | o | 
| High temperature fan | o | o | o | 
| hydraulic turnover mechanism | o | o | o | 
| Luxury hover seat with swivel function | o | o | o | 
| warm braw | o | o | o | 
| Radio/rotary warning light/rear wiper | o | o | o | 
| Bump wheel/scraper | o | o | o | 
| Large bump wheel/scraper | o | o | o | 





 
				 
				
 
				
 
				 
				
 
				 
				