It is a matching device for automatic weighing that used with mixer. It can automatically batch three aggregates such as sand and crushed stone in accordance with the concrete ration set by the users beforehand. 

 

The machine can be matched with Model JS500 or JS750B mixer to form a simple concrete mixing station. It is an ideal device for industrial and civil architecture industry, small and medium construction units and prefabrication factories to produce high-quality concrete. (The machine can be added with bulk cement silo and cement scale at your option).