Do Filtration Mesh Micron Ratings Have You Nominally Confused or absolutely Confused?

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Understanding micron wire mesh for filtration

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Magnification of fine fiber layer filtration media compared to cellulose, spunbond, cellulose/synthetic, and meltblown fibers.

Among the specifications used to describe wire mesh are the terms “nominal” and “absolute.” Initially there seemed to be a bit of confusion about their meaning and the distinction between …

Figure 1: Work hardened stress fractures from repeated cycling of mesh on unsupported span.

There’s more to selecting the right wire filtration mesh than its micron retention rating. Filtration designers would love to depend on certain known quantities from which to start a new …