... and so on.The dryer can be used to dry coal, coal slurry, sludge, sand, fly ash, gypsum, mineral slag ... , high drying efficiency, energy savingLess breakdown, low maintain cost and low energy consumptionWide applicationTechnical Specification: ModelInclination(%)Rotation speed(r/min ... are just for reference,which should be changed accordingly. High quality rotary dryer for coal/coal slime/sand/fly ash