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MELT SHOP - MAIN EQUIPMENT REFERENCE
Products and steel grades:
-Low-carbon: yes
-Medium-carbon: yes
-High-carbon: yes
-Alloyed: yes
Scrap Yard:
-Storage area: 35,000 T
-Internal railroads: Yes
Bucket Charge:
-Charging area:
-Buckets: 2 + 2 Spares
-BVolume: 800 cu Ft.
-Charged by: 2 x locomotive cranes w/magnet
-Transfer: 2 scrap cars with scales
Electric Arc Furnace: Lectromelt
-Number of Electric Arc Furnaces (EAF): 2
-Furnace Type: Spout Tap
-Tap to Tap Time: 120 minutes
-Average Steel Heat Size: 41 metric ton
-Sidewall Refractory Panel: Water Cooled
-Roof Refractory Panel: Water Cooled
-Oxy-Fuel Burners: Yes
-Shell Diameter: 4.6 meters
-Transformer Capacity: 27 MVA.
-Electrode Diameter: 450 mm (18 inch)
-Charge Materials: 100 % Ferrous Scrap
-Energy Consumption: 521 kWh/metric tap ton
-Approximate Furnace Volume to Top of Side Panel: 22.65 cubic meters
Ladle Furnace: Mannesmann Demag
-Start-up/last revamp: 1997
-Ladle Transfer: crane, ladle car
-Electrodes: 12"
-Transformer: Westinghouse
-Power: 20 MVA
-Input: 13.8 KV
-Output: 154V - 350V / 6 taps
-Stirrer: Argon / Nitrogen - purous plug
Ladles:
-Number: 9 Engineering steel
-Ladle heaters and dryers:
-3 heaters - 6M BTU (natural gas)
-2 dryers - 6M BTU (natural gas)
Degasser
Caster: 2 Strand Caster, call us for details +1 973-344-6100
Alloy System:
-to buckets: lime
-to EAF: Foamy Carbon, Dolostone
-to ladles @ EAF: by alloy charge car
-to ladle @ LF & VAD: by hopper & wire feed
Storage:
-Dolostone: 158T
-Lime: 40T
-LF Bins: 113T
-VAD Bins: 19T
-EAF Bins: 205T