Micron → mesh

Micron to mesh converter

Dial in your micron target for powders or filtration specs — we highlight the nearest mesh count plus neighbors.

Nearest mesh size
100 mesh
Approx. opening
149 µm
Difference vs. nearest opening
0 µm

Adjacent mesh sizes

  • 90 · 177 µm
  • 120 · 125 µm

Always confirm mission-critical filtration or particle specs against manufacturer datasheets.

Micron → mesh FAQ

How do I convert microns to mesh?
Find the micron opening column closest to your measurement in a handbook table — that row reveals the nearest mesh count.
What mesh is 100 microns?
Roughly 150 mesh under typical ASTM-style charts — confirm against supplier datasheets.
What mesh is 200 microns?
Nearest stock sieves cluster near 70–80 mesh depending on chart lineage.
Why is micron-to-mesh only approximate?
Because aperture equals mesh spacing minus wire thickness — vendors deviate subtly.
What should labs use for QC?
Calibrated stack sieves plus documented shaking protocols — converters seed estimates only.
Does filtration micron rating equal mesh?
Not necessarily — membranes quote bubble-point ratings unlike woven mesh openings.