Volvo DD90
รถบดอัดถนน

DD90 Specifications
Drum width 66 in (1 675 mm)
Operating weight w/ ROPS 21,705 lb (9 845 kg)
Vibration frequency 1,850 - 2,500 vpm (30,8 - 41,7 Hz)
Vibration centrifugal force 5,840 - 26,000 lb (26 - 115,6 kN)
 

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