... mesh, galvanized square wire mesh, etc.3.Variety: Single layer or multi-layer. Filter discs are provided in different shapes: round, rectangle ... filtration processing in rubber, plastic, grain sifting, petroleum, chemical, light industry, etc 6.Packaging:in box or weaving bag/ or ... as customers request 7.Specification:Dia:53mm,70mm,90mm,120mm,160mm, mesh:50-400 per inch stainless steel filter discs