PL Series Concrete Batching Machine is automatic batching equipment for concrete mixer,and can automatically work on batching process of sand and gravel etc.according to mix ratio.This series product adopts electronic balance cumulative measurement and automatic batching monitor.It has features such as high precision,strong suitablity,operation convenience and reliable application etc.Mix ratio can be adjusted easily at random.This series product is suitable for various building sites,concret precast plant or element plant,and is ideal equipment of productivity improvement,work intensity and concrete quality assurance.