Porosity Grades and their General Use
Pore Size |
General Use |
90-150 . |
Coarse precipitate, filtration, gas dispersion, coarse grain material filtration |
40-90 |
Medium and crystalline precipitate filtration, medium filtration and washing of gases |
15-40 |
Fine gas filtration and dispersion, mercury filtration, fine grain material filtration, collection of fine precipitates. Analytical work with medium precipitates. |
5-15 |
Valves for mercury collection of very fine precipitates. Analytical work with fine precipitates. |