Volvo DD90HF
รถบดอัดถนน

DD90HF Specifications
Drum width 66 in (1 675 mm)
Operating weight w/ ROPS 21,705 lb (9 845 kg)
Vibration frequency 2,850 - 3,800 vpm (47,5 - 63,3 Hz)
Vibration centrifugal force 16,030 - 38,430 lb (71,3 - 171 kN)
 

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