... 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 ... -layer filter discs.Size: from 10 to 1000 meshes.Features:resistance to acid, soda, corrosion, high temperature etc.Appication: widely used in plastic ...