Shapes of wire mesh discs: round, rectangle elliptical, other shapes. Edge treatment: Cut wire mesh pieces without edge treatment or wire mesh disc packs margined with stainless steel, aluminum or nickel-plated copper edge. Sizes available: Sizes: meeting customers specific requirements. Wire mesh disc diameter: from 5mm to 600mm or at customers? specific requirements. Fineness: from 1mesh to 2800mesh (according to specifications of filtration media) wire mesh discs