stainless steel screen sieve mateirl:ss304 316 304L 316L mesh:10-400 diameter: ... reach five layers, we advise to use 3 layersCoordinate vibration and high precision screen filter can clear away non-soluble ... .Metal or metallurgy industry: aluminum powder, lead powder, copper powder, ore, alloy powder, welding rod powder, manganese dioxide, electrolytic copper powder, electric magnetic materials, lime, ...