GP50/40S MORTAR PUMP with single cylinder and double acting is widely used for its convenient maintenance, high working pressure and high efficiency, working reliability, compact structure etc. it can be used not only for grouting cement mortar and sand mortar, combined with accessories such as compressor and spraying gun, it is also ideal equipment applied in spraying. It is widely used for grouting in mine gallery, rail and road tunnel, hydropower construction, slope consolidation, undeGPround engineering, subway and civil engineering etc.