Jan 21, 2021 · Hydrophobic ptfe filter specifications and technical parameters of filter medium: hydrophobic ptfe microporous membrane filter on downstream support material: polypropylene racks and structural components: polypropylene filtration precision: 0. 1, 0. 2, 0. 45, 1 ( μ m) Filter length: 5 & quot; 10“; ,20“; ,30“; 40“; Sealing material