filter discs and wire mesh discs are made of stainless steel woven wire mesh and wire cloth. the material is aisi316l. pack filters and wire mesh discs are mainly used in pharmacy, chemicals, chemical fibers, etc. major filter materials available for pack filters and wire mesh discs: stainless steel woven wire cloth, stainless steel sintered web, phosphate bronze wire cloth and brass wire cloth, etc. shapes: round, rectangle elliptical, other shapes. disc filters are provided in different shapes: single piece or multiple layered. marginal materials for disc filters: stainless steel, aluminum and nickel-plated copper. sizes: meeting customers' specific requirements.