... ,316,316L 3.Mesh:10-1500mesh Description of Filter Discs For PP Plastic Sheet Extruder :Material: SUS202, 302, 304, 304L, 316 ... , 316L, iron wire mesh, stainless steel wire mesh, galvanized wire mesh etc.Shape: round, oval, rectangle ... extruders. (Plastic Sheets: PP,PS,PET,PE,PVC etc) stainless steel filter screen pack for non-woven fabrics