Bell type bright steel aluminium cooper annealing furnace annealer
Description
The furnace is a heat treatment device which bright anneal the steel coil, copper coil, aluminium coil and wire rod under the protective atmosphere. It is composed of furnace base, ripple inner cover, heating cover, cooling cover, protective atmosphere system, electric control etc.
Technical parameters
No. | Parameter |
| Unit | |
1. | Material | Carbon steel | ||
2. | Fuel | Natural gas | ||
3. | Coil thickness | 0.4～2.0 | mm | |
4. | Coil width | 500～1500 | mm | |
5. | Coil OD | Φ2000 | mm | |
6. | Coil weight | 4～15 | t | |
7. | Power supply | 380V, 3p, 50Hz | ||
8. | Operating temperature | 950 | ℃ | |
9. | Dia. of inner cover | Φ2100 | mm | |
10. | Average loading | 38 | t | |
11. | Control precision | ±2.5 | ℃ | |
12. | Furnace pressure | 3500～5500 | Pa | |
13. | Recirculating fan of furnace stage | Impeller | Φ800 | mm |
Power | 45 | Kw | ||
Rotating speed | 1480 | r/min | ||
14. | Fan of cooling cover | Power | 1.5 | Kw |
Rotating speed | 960 | r/min | ||
15. | Combustion fan | 5.5 | Kw | |
16. | Ammonia decomposition | N2 | 25% | |
H2 | 75% | |||
Dew point | ＜-60 | ℃ | ||
O2 | ＜5 | ppm | ||
Residual ammonia | ≤ | ppm | ||
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