... Certificate liquid filter cartridge Gas Filter Cartridge , pleated filterGood Gas Permeability. Good Resistance to Corrosion, Heat, and ... used for macromolecule polymer filtration, high temperature gas filtration, hydraulic system filtration, high-precision ink ... drink and pharmaceutical.Product Characteristics1. Good Gas Permeability2. Good Resistance to Corrosion, Heat, and Abrasion3. Homogeneous ...