... mechanical defoaming paddle with harrow3Pipeline System3.1Air PipelineAir Pre-filter: 316 SS polished casing, filtering core, material: ... filtering accuracy: 0.1μm, air flow 0.1m3/min Air Fine-filter (sterilization filter): 316 SS polished casing, filtering ... core, material: hydrophobic PTFE film, filtering accuracy: 0.01μm, air ...