Understanding Micron ratings in filtration
A micron is a unit of measure in the metric system equal to 1 millionth of a meter in length (about 39 millionths of an inch). The average cross-section of a human hair is 50 microns. The human bared-eyes cannot see anything smaller than 40 microns in size. Let us see what micron rating is in filtration industry when we talk about filter media, such as filter mesh, filter cloth, filter felt.
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