... /3.3/4kw Weight420kg External Dimensions1570*814*932mmThe UBJ series squeeze mortar pump, integrating the functions of press grouting, conveying, ... bridge, water conservancy, mine and line, etc.The UBJ series squeeze mortar pump is applicable to the pressure grouting for engineering ... wall of blast furnace in petrochemical and metallurgical industries. Squeeze mortar pump(concrete spraying machine)