... Reliable Concrete Batcher, Concrete Batching Machine, Batching MachineryDescriptions: PL Series Concrete Batching Machine could automatically work on batching process of sand and gravel ... .2).Widely used for vasious building sites, concrete precast or element plant, and is ideal equipment for produivity improvement, work ... in any types, please feel free to contatc us. Concrete Batcher, Batching Plant