Because the mesh belt is zigzag design,with the characteristics of good water permeability, air permeability and non-revealed sludge, acid-resistance, alkali-resistance, heat resistance under 180 degrees. Sludge and mesh strip peel quickly, not easy to stick mud, a large number of mud, easy to clean, fast and convenient connection, long life of the mesh. This is designed for sludge dewatering products.