... 2:Ring Material: Plastic ring or steel rin HL Liquid filter Strainer bags for chemical Materials:Polypropylene ... 1, 5, 10, 25, 50, 100 and 200 μm. Polyester: 0.5, 1, 5, 10, 25, ... 50, 100 and 200 μm. Ring Material:Plastic ring or steel ring; Applications: ... Inks, CoatingsResinsAdhesivesWaterFood OilAny liquid needed filtratedParameter of HL Filter bag: Size symbolFiltration area(m2)Volume( ...