... in large and medium-sized series of crusher, sand making machine, mine selection, milling equipment primarily, R&D, production, sales ... mineral dregs, coal dust, mineral power, clay etc. this machine is made up of revolving body, lifting blade, drier, eyelid ... high heating high-usage, uniformity of drying,less time of cleaning machine, and easy maintainance.rotary drum dryer Main features 1production ...