In most process industries, the particle size of a material is usually graded in either microns or mesh. Below is a table showing a micron to mesh conversion table for easy comparison of particle size between units.
Micron to Mesh Conversion Table
| Micron (µm) | US Mesh | Tyler Mesh | Imperial (“) |
| 4750 | 4 | 4 | 0.187 |
| 4000 | 5 | 5 | 0.157 |
| 3350 | 6 | 6 | 0.132 |
| 2800 | 7 | 7 | 0.110 |
| 2360 | 8 | 8 | 0.093 |
| 2000 | 10 | 9 | 0.079 |
| 1700 | 12 | 10 | 0.067 |
| 1400 | 14 | 12 | 0.055 |
| 1180 | 16 | 14 | 0.046 |
| 1000 | 18 | 16 | 0.039 |
| 850 | 20 | 20 | 0.033 |
| 710 | 25 | 24 | 0.028 |
| 600 | 30 | 28 | 0.024 |
| 500 | 35 | 32 | 0.020 |
| 425 | 40 | 35 | 0.017 |
| 355 | 45 | 42 | 0.014 |
| 300 | 50 | 48 | 0.012 |
| 250 | 60 | 60 | 0.010 |
| 212 | 70 | 65 | 0.008 |
| 180 | 80 | 80 | 0.007 |
| 150 | 100 | 100 | 0.006 |
| 125 | 120 | 115 | 0.005 |
| 106 | 140 | 150 | 0.004 |
| 90 | 170 | 170 | 0.004 |
| 75 | 200 | 200 | 0.003 |
| 63 | 230 | 250 | 0.002 |
Particle Size Reduction Equipment
Effective particle size reduction is a cornerstone of many powder processing operations across the pharmaceutical, chemical, food, and nutraceutical industries. Whether you’re preparing bulk powders for downstream processing or achieving a precise final particle size for your finished product, the right equipment ensures consistency, efficiency, and quality throughout your manufacturing.
Hanningfield’s Milling & Sizing solutions offer robust, hygienic, and highly configurable machines designed to handle a wide range of materials — from macro size reduction to finely milled powders.