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by staikken
2875 days ago
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I was under the impression that the filtration efficiency by particle size for such a filter was not a linear relationship.[0] So manufacturing to a lower bound of 3 may not say much for particles even slightly smaller. My estimation of the magnitude of this effect may be off however as this company seems to suggest. [0]https://www.globalspec.com/learnmore/manufacturing_process_e... |
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