Carrying Velocities (For dust extraction and pneumatic conveying)
Carrying Velocities (For dust extraction and pneumatic conveying)
| Material |
m/s |
ft/min |
| Ashes, powdered clinker |
30–43 |
6500–8500 |
| Cement |
30–46 |
6500–9000 |
| Coal, powdered |
20–28 |
4000–5500 |
| Coffee beans |
15–20 |
3000–4000 |
| Cork |
17–28 |
3500–5500 |
| Corn, wheat, Rye |
25–36 |
5500–7000 |
| Cotton |
22–30 |
4500–6500 |
| Flour |
17–20 |
3500–4500 |
| Grain dust |
10–15 |
2000–3000 |
| Grinding and foundry dust |
17–23 |
3500–4500 |
| Jute |
22–30 |
4500–6500 |
| Lead dust |
20–30 |
4500–6500 |
| Leather dust |
8–12 |
1800–2500 |
| Lime |
25–36 |
5500–7500 |
| Limestone dust |
10–15 |
2000–3500 |
| Metal dust |
15–18 |
3500–4000 |
| Oats |
22–30 |
4500–6500 |
| Plastic moulding powder |
15–17 |
3000–3500 |
| Plastic dust |
10–12 |
2000–2500 |
| Pulp chips |
22–36 |
4500–7000 |
| Rags |
22–33 |
4500–6500 |
| Rubber dust |
10–15 |
2000–3000 |
| Sand |
30–46 |
6000–9000 |
| Sandblast |
17–23 |
3500–4500 |
| Sawdust and shavings, light |
10–15 |
2000–3000 |
| Sawdust and shavings, heavy |
17–23 |
3500–4500 |
| Textile dust |
10–15 |
2000–3500 |
| Wood chips |
20–25 |
4500–5500 |
| Wool |
22–30 |
4500–6000 |
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