... according to materials: brass wire mesh, purple copper wire mesh, phosphor copper wire mesh, etc.1.brass wire mesh( ... 6mesh/inch,----160mesh/inch.usage:2.purple copper wire meshmaterial: purple copper wire(pure copper proportion 99.8%)feature: non-magnetism, ... screen, etc.Mesh: 5mesh---100mesh.3.phosphor copper wire meshmaterial: phosphor copper wire (copper proportion 85%--90%, tin proportion is (5 ...