Customization: | Available |
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Certification: | CE, ISO, CE, ISO, CE, ISO |
Customized: | Customized |
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SN | Item | Unit | Data | Remark |
1 | EAF type | AC UHP | ||
2 | Rated capacity | t | 100 | |
3 | Steel tapping mode | EBT | ||
4 | Furnace body | |||
Diameter | mm | Ф6100 | ||
Upper shell height | mm | 2400 | ||
Bottom refractory thickness | mm | 750 | Side: 500 mm | |
Furnace total volume | m3 | ~99 | ||
5 | Furnace tilting | |||
Max. tilting angle | degree | 15 / 12 | Steel tapping/ slagging | |
Tilting speed | º/s | 1 | ||
Fast tilting back | º/s | 3 | ||
6 | Furnace transformer | |||
Rated capacity | MVA | 90 | MR tap changer | |
Series reactor capacity | MVar | 12 | China tap changer | |
Primary voltage | kV | 33 | ||
Frequency | Hz | 50 | ||
Voltage regulation | 13 steps | Onload type changer | ||
Cooling mode | OFWF | |||
7 | Short net | |||
Impedance | mΩ | ≤0.65+j2.8 | ||
3 phases unbalance factor | % | ≤5 | ||
8 | Electrode mechanism | |||
Electrode diameter | mm | Ф600 | UHP graphite | |
Electrode pitch circle | mm | Ф1300 | ||
Electrode traveling speed (up) | m/min | 6 / 9 | Auto / Man | |
Electrode traveling speed (down) | m/min | 4 / 6 | Auto / Man | |
Electrode traveling stroke | mm | 5000 | ||
9 | Roof | |||
Roof lifting stroke | mm | 400 | ||
Roof rotation angle | degree | ~72 | ||
10 | Hydraulic power pack | |||
Working pressure | MPa | 14 | ||
Hydraulic medium | Water glycol | |||
11 | Cooling water | |||
Inlet pressure | MPa | 0.5 | ||
Inlet temperature | ºC | ≤35 | Close circulation | |
Back water pressure | MPa | 0.25 | ||
Water circulation flow | m3/h | 2800 | ||
12 | Compressed air | |||
Working pressure | MPa | 0.4-0.6 | ||
Consumption | m3/min | 25 | ||
13 | EAF wall lances | |||
Quantity of wall lances | sets | 4 | ||
Oxygen pressure | MPa | 1.2-1.6 | ||
Speed at nozzle | Mach | 2 | ||
Carbon injection speed | kg/min | 100 | ||
14 | EBT oxygen lance | set | 1 |
SN | Item | Qty | Remark |
1 | Mechnical parts | ||
1.1 | Furnace body (upper shell and lower shell) | 1 set | |
1.2 | Tilting mechanism | 1 set | |
1.3 | Water cooled roof and water pipe | 1 set | Tubular, Hongxinyuan |
1.4 | Roof lifting and rotating mechanism | 1 set | |
1.6 | EBT platform | 1 set | |
1.7 | Rotation frame locking device | 1 set | |
1.8 | Feeding hopper(on the roof) | 1 set | |
1.9 | Electrode nippling station | 1 set | 4 nos., |
1.10 | Cooling water distributor | 1 set | |
2 | Electrical parts | ||
2.1 | Transformer 40MVA/20kV c/w hydro-oil cooler | 1 set | China top make |
2.2 | 20kV high voltage system (GBC40.5kV panel) | 1 set | china VCB |
2.3 | Short network | 1 set | |
2.4 | Lower voltage system | 1 set | |
2.5 | PLC automation and HMI system | 1 set | Siemens PLC S7-300 |
3 | Auxiliary items | ||
3.1 | Hydraulic power pack | 1 set | Proportional valve & pump make: Parker |
3.2 | Compressed air device | 1 set | |
3.3 | Lubrication station | 1 set | |
3.4 | Water cooled door oxygen lance | 1 set | with hydraulic station |
3.5 | CNG, oxygen, carbon wall lance (3 pcs.) | 1 set | with valves stand |
3.6 | Steel temperature & measuring thermometer | 1 set | with LED display |