... shaft compulsory concrete mixer, which can mix subarid rigid concrete, plasticility concrete, flolwability concrete, light aggregate concrete and various mortar ... , airports, tunnels and other projects.This model concrete mixer is designed reasonable, compact structure, easy to ... hMaximum size of aggragate80/60mmMixing bladeRotary Speed31r/min quantity 2*7Mixing motorModel Power18.5kwHoist motorModel ...