Roller is in the road construction machinery equipment belonging to the scope .are widely used in high-grade highways, railways, airport runways, dams, stadiums and other large projects, fill compaction operation, can be rolled sandy, semi-viscous and sticky soil, subgrade stabilized soil and asphalt concrete pavement layers Technical Specifications: Soil Roller Compactor YLJ28 ( hydraulic bidirectional) Engine: Honda GX270 9HP Acting Force: 28KN, Frequency: 56Hz Tamping Depth: 15cm( soil) , 10cm( asphalt) Max: 1260¡ / h Climb: 30° , Speed: 2.1km/ h Drum Dia: 430mm Drum With: 600mm Drum Distance: 520mm