... cement, mine, construction, chemical, food, compound fertilizer, etc. Feeding and discharging unit is installed with thermocouple to control drier temperature ... is mainly composed of shell, back and forth supporting wheel, feeding and discharging unit and gear cap(The accessories which are not ... Web: http://www.zzdefy.com.cn http://www.zzdefy.cn World-class and Customer-favored Rotary Dryer Equipment