For those who specialize in plastic extrusion, the screen changer is an indispensable filtering component on the production line! Today we will talk about manual screen changers and entry-level filtering devices. Basic Structure Mainly composed of body, skateboard, sealing component, mesh plate, and filter screen Working Principle During production, the melt passes through a filter screen to remove impurities and coke from the material. After the filter becomes clogged and the pressure increases