filter screen pack 1.Filter screen is approved by ISO9001:2000 2.Material: ... ,316,316L 3.Mesh:10-1500mesh Description of Filter Discs For PP Plastic Sheet Extruder :Material: SUS202, 302, 304, 304L, 316 ... so as to facilitate the increase of the life of pack, and to alleviate the effect of broken yarns.Appication: widely ... : PP,PS,PET,PE,PVC etc) stainless steel filter screen pack for non-woven fabrics