Asphalt mixing plant Shandong Hongda,Laiyang City ISO9001 CE Mainly adopted NOMEX ,SIEMENS,PROFIBUS.controlled automatically 1. The original modular design of the mixing plant makes transport and installation work quick and convenient. It can separate extra-large flotsam from usable stuff. 2. The loop belt feeder for the measuring hopper has a frequency-conversion speed regulator which can ...