Mesh to Micron Converter

Approximate particle size from mesh number.

Opening size (µm) 149

Formula: microns ≈ 14,900 ÷ mesh (approx.)

Step-by-step with your numbers:

1. Values used:

2. Mesh number = 100

4. Opening size = 149µm

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Estimate sieve opening size from a US mesh number.

The math behind it

A rough approximation: microns ≈ 14,900 ÷ mesh. Exact values depend on wire thickness.

100 mesh → ~149 µm.

Higher mesh?

More wires per inch means smaller openings (finer particles).