... usage, reasonable design and good drying effect. HYJ-2.2,HYJ-3.2 vertical type Drying machineThe drying machine is of high energy ... leakage problem;(4) counter-current operation, high thermal efficiency and drying fast. small exiting concentration, only 10g/m3;(5) rely on ... it is applicable to dry slag, clay , sand, coal, iron powder, ore,etc.(7) microcomputer automatic detection control system for the ...