... . 4.......... HZS25, HZS35,HZS60,HZS90,HZS120 and HZS150 concrete mixing station, our leading product, is formed by semiautomatic concrete manufacturing ... can finish 2 to 4 kinds of materials automatic mixing process. Water capacity is controlled by time relay, and ... concrete stirring task is finished by mixer. Material mixing machine, stirring machine, cement balance and spiral conveyor may ...