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Fans - Air Velocities for Pneumatic Conveying
Conveying velocities are dependent on the surface, density, size and shape of the particles to be conveyed.
This chart shows the average air velocities for pneumatic conveying of various materials.
| Material |
fpm |
| Aluminum dust | 5000 |
| Bakelite powder | 3800 |
| Barley | 5800 |
| Cement Dust | 7000 |
| Coal (pulverized) | 4500 |
| Corn | 5500 |
| Cotton | 3800 |
| Cotton Seed | 5000 |
| Flour | 3800 |
| Foundry dust | 4500 |
| Gases and fumes | 200 |
| Granite dust | 6000 |
| Hog Waste | 5500 |
| Knots, bark | 5000 |
| Lint (dry) | 3000 |
| Lint (wet) | 3800 |
| Metal dust | 4200 |
| Oats | 4500 |
| Paper trim | 5000 |
| Pulp chips | 5500 |
| Pulp (dry) | 4500 |
| Rubber buffings | 4500 |
| Rye | 6000 |
| Salt | 6500 |
| Sand | 7000 |
| Sawdust (dry) | 3800 |
| Sawdust (wet) | 4500 |
| Shavings (dry) | 4000 |
| Shavings (green) | 4500 |
| Sugar | 6000 |
| Vegetable pulp (dry) | 4500 |
| Wheat | 6000 |
| Wood blocks | 5800 |
| Wood fibres | 5500 |
| Wood chips | 4500 |
| Wood dust | 4000 |
| Wool | 5000 |
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