... to protect system security.The glass fiber filter filter filter material, with high precision filter, through the oil capacity, the original ... advantages, the filtration precision of absolute filtration accuracy of calibration, filtering than β3, β5, β10, β20 ≥ 200, filtration efficiency η ... and GB/T18853-2002.ZU-H, QU-H series pressure pipe passing through filter cartridge Model: HX-40 × * HX-40 × ...