... Over 20 Years! Concrete Mixing Plant, Mixing Plant, Mixer Plant Rail Way High-speed Concrete Mixing Plant is the ... multistep batch feeding as center. The devices measuring such as water , additive , cement mine powder , aggregate adopt peculiar structure ... ±1% 500±1% 500±1% 500±1% 500±1% Water (kg)500±1% 500±1% 500±1% 600±1% ... alteration without notice. Concrete Mixing Plant, Mixing Plant, Mixer Plant