The automatic belt type screen changer is a high-efficiency filtration solution designed for continuous plastic extrusion production. It delivers stable pressure, zero downtime, and consistent melt quality, making it widely used in sheet, film, pipe, profile, pelletizing and recycling extrusion lines. This advanced belt screen changer uses a continuous moving filter belt to replace screens automatically without stopping the extruder. It maintains stable melt pressure, avoids surges or fluctuatio