Materials: 304/316/3003-H14/5052-H32 stainless steel wire, mild steel wire, aluminum wire, etc. Finish: PVC coating, cold galvanized, hot-dipped galvanized Characteristics: strong rigidity, high roundness, precise filtration, acid and alkali resistance, long service time. Applications: Be widely used as filter element in pharmacy, chemical, food industries and others. Can be used as Center Tube of air/diesel/oil/gas Filters. 1A-36,2A-703