Automatic, uniform spreading of fresh sludge over the entire surface of the hall,
Uniform turning and aeration of the sludge,
Mixing the sludge into the selected section of the dryer,
Smooth speed control of the turner,
Sludge turning in the layer up to 40 cm and above,
Mixing of sludge given after dewatering with dry sludge taken from the end of the drying hall without contact with the dried sludge bed.