|
|
Filter media is sometimes rated in U.S. Mesh. This gauge standard is
the number of openings per linear inch using standard wire diameters. This
chart converts between U.S. Mesh, microns, and fractions of an inch.
| U.S. Mesh |
Microns |
Inches |
| 10 | 2000 | 0.0787 |
| 12 | 1680 | 0.0661 |
| 14 | 1410 | 0.0555 |
| 16 | 1190 | 0.0469 |
| 18 | 1000 | 0.0394 |
| 20 | 840 | 0.0311 |
| 25 | 710 | 0.0280 |
| 30 | 590 | 0.0232 |
| 35 | 500 | 0.0197 |
| 40 | 420 | 0.0165 |
| 45 | 350 | 0.0137 |
| 50 | 297 | 0.0117 |
| 60 | 250 | 0.0098 |
| 70 | 210 | 0.0083 |
| 80 | 177 | 0.0070 |
| 100 | 149 | 0.0059 |
| 120 | 125 | 0.0049 |
| 140 | 105 | 0.0041 |
| 170 | 88 | 0.0035 |
| 200 | 74 | 0.0029 |
| 230 | 62 | 0.0024 |
| 270 | 53 | 0.0021 |
| 325 | 44 | 0.0017 |
| 400 | 37 | 0.0015 |
| 550 | 25 | 0.0009 |
| 800 | 15 | 0.0006 |
| 1250 | 10 | 0.0004 |
|
