High Pressure Piston Grouting Pump for Cement Mortar 1.Hydraulic Pump 2.Cylinder Dia:110 mm 3.Piston stroke:150 mm High Pressure Piston Grouting Pump for Cement ... hydraulic drive, which is a universal high-pressure grouting pump and is used for grouting in soil, earth foundation stabilization, waterproofing, tunnel lining ...