... bags from damage in seams. Nylon Monofilament Filter Bag SpecificationMaterial: choice Nylon (polyamide) or polyester monofilament/ multifilament meshes.Micron rating:25- ... a special ribbon to avoid leak from needle holes. Nylon filter bags can be washed and reused. Bag ... MaterialRing ConstructionNeedle Felt Polyester (PE)Needle Felt Polypropylene (PP)Nylon Monofilament (NMO)1,5,10,25,50,75,80,100 ...