... working life 4)ISO,CE efficiet powerfull concrete mixer:This kinds of concrete mixer can independently work, form a ... bridge, etc. It can stir the hard concrete ,fluid concrete ,light aggregate concrete, and various mortars,with high efficiency,low ... technical parameter:contentsJZM350output volume350Linput volume560Lcapacity13m³/h speed 15r/min Mix size of the material 60mm water supply precision ...