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Contact Person : Du
Phone Number :  13991381852

2000KVA DC Electric Arc Refining Furnace Ladle Type Unit for Micro Carbon Ferrochrome

Place of Origin Shaanxi, China
Brand Name Shaanxi Chengda
Certification ISO 9001:2015
Model Number CD-DC-2000
Minimum Order Quantity 1 Set
Price USD 150000-320000 / Set
Packaging Details Furnace body in seaworthy steel cradle, argon panel and control cabinet in vacuum bag, refractory and spares in export cases
Delivery Time 2~3 months after drawing approval
Payment Terms L/C,D/A,D/P,T/T,Western Union,
Supply Ability 50 sets per year, complete production chain with on time delivery
Product Details
Rated Transformer Capacity 2000 KVA Rated DC Voltage 200-360 V
Rated DC Current 6-9 KA Graphite Electrode Diameter 250 Mm
Hearth Anode Diameter 400 Mm Furnace Shell Inside Diameter 2000 Mm
Batch Capacity 3-8 T Per Heat Argon Stirring Flow 2-4 Nm3/h
Refining Cycle 45-70 Min Carbon Range Achieved 0.10-0.25 Percent
Temperature Control Accuracy Plus Or Minus 10 Degrees C Electrode Consumption 6 Kg/t Alloy Maximum
Highlight

2000KVA DC arc refining furnace

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ladle type ferrochrome refining unit

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micro carbon ferrochrome refining equipment

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Product Description

2000KVA DC Electric Arc Refining Furnace for Micro Carbon Ferrochrome

A small ladle type DC arc refining furnace for micro carbon and low carbon ferrochrome. An argon stirring system works with the DC arc to pull carbon down to the 0.10 to 0.25 percent range while keeping chromium loss low. It suits plants that produce special low carbon grades in small batches alongside a main smelting line.

Core Selling Points

  • DC arc plus argon stirring for carbon control. Bottom argon flow of 2 to 4 Nm³/h lifts the melt so carbon diffuses out faster, letting the operator stop exactly at the target carbon band.
  • Chromium yield protected. A stable arc with no rotating hot spot keeps slag temperature even, holding chromium yield above 90 percent on refining duty.
  • Very low electrode consumption. Short arc operation on a single 250mm electrode brings graphite use near 6 kg per tonne of refined alloy.
  • Tight temperature window. Arc power regulation holds bath temperature within plus or minus 10 degrees of set point, which micro carbon grades need to avoid carbon pick-up and overheating.
  • Batch flexibility. Heats of 3 to 8 tonnes let the plant fill small export orders without running the main furnace on short campaigns.

Complete Unit

  • Ladle type refining shell with magnesia lining and conductive hearth anode
  • Single graphite electrode, 250 mm, hydraulic lift with PLC arc control
  • Rectifier transformer, thyristor rectifier, DC busbar and water-cooled cable
  • Argon stirring system with porous plug, flow meter and pressure control
  • Tilting drive with tapping spout, slag skimming door and sampling port
  • Cooling water station, temperature and flow interlocks, control cabinet

Technical Parameters

ParameterValue
Rated transformer capacity2000 kVA
Rated DC voltage200-360 V
Rated DC current6-9 kA
Graphite electrode diameter250 mm
Hearth anode diameter400 mm
Furnace shell inside diameter2000 mm
Batch capacity3-8 t per heat
Argon stirring flow2-4 Nm³/h
Refining cycle45-70 min
Carbon range achieved0.10-0.25 percent
Temperature control accuracy± 10 °C
Electrode consumption≤ 6 kg/t alloy

Application

Refining of micro carbon and low carbon ferrochrome, decarburisation of high carbon ferrochrome for special steel customers, small batch ferroalloy refining for tool steel and bearing steel supply, and pilot heats for new ore sources.

Support

Process design, manufacture, installation guidance, commissioning and operator training are included, with a one year spare parts package. Delivery 2 to 3 months after drawing approval. Send your feed analysis and target carbon grade for a sized proposal.