Mesh → micron
Mesh to micron converter
Enter any mesh count — we snap to the nearest standard sieve opening and surface neighboring sizes.
Quick picks
- Approx. opening
- 149 µm
- Millimeters
- 0.149
- Inches
- 0.0059
- Nearest standard sieve row
- 100 (100 mesh)
Adjacent mesh sizes
- 90 · 177 µm
- 120 · 125 µm
Always confirm mission-critical filtration or particle specs against manufacturer datasheets.
Mesh → micron FAQ
- How many microns is 100 mesh?
- Common US charts cite roughly 149 µm nominal opening for 100 mesh woven cloth — verify with vendor certs.
- How many microns is 200 mesh?
- Most handbook rows land near 74 µm for 200 mesh — differences stem from ASTM vs ISO rounding.
- Is mesh-to-micron conversion exact?
- No — mesh specifies weave density while microns summarize nominal aperture width subject to wire tolerances.
- Why do different mesh charts show different micron values?
- Wire diameter, weave wear, legacy Tyler conversions, and measurement instruments shift readings.
- What is the difference between mesh size and particle size?
- Mesh labels the screen; particle size describes material passing or retained — correlate via standardized tables.
- Which meshes are common for powders?
- 40–325 mesh dominates minerals, pigments, pharmaceuticals, and metal powders depending on milling targets.