JS series concrete mixer is a kind of double shafts forced type mixer, it can be used separately and can be used together with a concrete batching machine to be a simple type concrete batching plant. It is being widely used in various scale of prefabricate concrete parts factory, and much construction of road and bridge, dam, port and so on. It could be used to produce dry concrete, plastic concrete, fluidity concrete, lightweight aggregate and various kinds of mortar.