[extrusion melt filter application fileds] It is used in the manufacture of chemical fiber, blowing film, flat film, casting film, pipe material, sheet, wire, fiber, grain cutting, recycling granulation and so on. [ extrusion melt filter product characteristics] Barts series extrusion melt filter is designed for four channel four filter network structure, four net work at the same time, without interrupting the material flow, not interrupting the product, realizing the non stop switching network