The hopper dryers of RDM series are quick-drying equipments for non-hygroscopic plastics and rubber.They can dry the humidified raw material caused by packing,transportation and retrieving.The equipment is best to be directly installed on the plastics or rubber molding machine. It is quick to install and it can save space.For all types of the equipments,the 24-hrs timer is availble as option.The characteristics of the equipment: