Sludge Dehydration Fabrics/Sludge dewatering belt/Sludge dewatering fabric Sludge Dehydration Fabrics mainly is used for sludge dehydration in sewage treatment factories. ... of good water permeability, air permeability and non-revealed sludge, acid-resisting, alkali-resisting, heat resistance (180℃) ... time. Therefore they are designed specially for sludge dehydration. also mainly used in Fruit juice ...