... 2,Simple structure, light, wheel design . Electric screw stem cement injection pump 1 we are manufacture group companies 2,Simple structure, light ... Application:The machine is suitable for affusing a variety of cement grout. It can be used widely in anchor grouting ... needs. Performance: itemunitindexDMAR-2DMAR-3displacementm3/h≤2≤2.5water-cement ratioW/C≥0.30≥0.30Grain sizemm≤3≤3Work pressureMPa ...