... -resisting, heat-resisting 2.ISO9001:2000 3.20-400mesh 4. 304L,316L stainless Stainless Steel Filter Cylinder MeshFilter cylinder are made of ... .Marginal materials: Stainless steel, aluminum and nickel-plated copper.2.FILTER PRODUCTS FOR: Water, Air, Oil, Powder, Dust, Fluids, Plastic- and ...