Ask something you didn't get to
It goes straight to Brian. Give an email if you want a reply; leave it blank if you just want it answered next time.
Get in touch
Bring a problem rather than a specification. The specification is usually the last step. LinkedIn is the fastest way to reach me; email works too.
Mesh to microns, without the chart
The one conversion from the talk worth keeping in your pocket. Type either side.
Uses the real ASTM E11 sieve openings, not the "divide by 15,000" approximation. Between standard sizes it interpolates, so odd numbers are close rather than exact. More holes per inch means smaller holes.
| 50 mesh | 300 µm |
| 100 mesh | 150 µm |
| 200 mesh | 75 µm |
| 325 mesh | 45 µm |
| 400 mesh | 38 µm |