... dryer is made of heat source,crushing device,belt feeding machine, feeder,rotating drum,belt discharging machine, induced draft fan, discharging machine ... in below 8mm size.The Drying Process of the DryerThe belt conveyor send the sludge scattered to the hopper, then enters into ... discharged at the discharging port with the help of the belt conveyor. There is lifting board in the cylinder which lift the ...