1. The network block of the screen changer works in a cyclic manner;

2. The fluctuation of material flow pressure during the screen replacement process is smaller, which can ensure continuous and stable production of the product;

3. Balance transition of material pressure, material flow, and material temperature during screen replacement, suitable for high transparency and high-precision products;

4. Achieve no material leakage, no film breakage, continuous threading, no fluctuation, and no downtime for filter replacement;

5. Easy to clean, simple to use, and provide technical support;

6. Suitable for granulation, pipe, board, sheet, EPE, EPS pearl cotton, XPS extruded board, PVB riot film, mid space board, extruded mesh BOPET/BOPP、 Synthetic long and short fibers; In PE, PP, drawing EPE、EPS， Stable and significant effects in production; The improved product can meet the drawing and spraying needs of polyester products such as PET.