... paver, is designed by elaborately. The safety parameter of hydraulic pressure is high, superior accessory of pipeline, filter system ... min. Third gear: 146.02 r/min.Hydraulic pump 1: Type: double vane pump Quantity: 1 Nominal pressure: 7Mpa Nominal speed ... Purpose: steering system/ auto leveling system (selective)Hydraulic pump 2: Type: double vane pump Quantity: 1 Nominal pressure: 21Mpa Nominal speed: ...