... coeffciency LTD220H \LTD218H\ LTD216H\LTD214H\LTD212H\LTD210H Hydraulic vibratory roller is manufactured according to the international advanced technology ... fore the machine an ideal equipment for expressway. Mining road, embankment, seaport and industrial sites. Main features: ... condition above 4000 meters altitude. 2. Total hydraulic pressure, total drive, frequency and radiation conversion, ...