... is suitable for grouting plugging project of high pressure and large displacement.The pump transmits pressure signals by working medium(slurry ... hydraulic accumulator, no impact in shift.4. Equipped with large size water cooler, can work continuously for a long time.5. Operation ... ≤60≤15GH50/18-7.5HD≤50≤18GH40/22-7.5HD≤40≤22AccessoriesSuction hose,filter, delivery hose, junction device, tools, sealing ...