• Shaanxi CHENGDA Industry Furnace MAKE Co., Ltd.
    Syed Rashid Ahmed Butt
    Shaanxi Chengda Industrial Furnace Co., Ltd. completed the commissioning of electric arc furnace, the workers carefully cooperated with Chengda engineers to learn and operate the equipment, showing the deep friendship and excellent cooperation between the people of China and Pakistan.
  • Shaanxi CHENGDA Industry Furnace MAKE Co., Ltd.
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    After more than 1 month of intense production and debugging, 2 sets of heat exchange flue gas settling chamber equipment has been successfully put into operation ~ All the personnel involved in the project have worked hard! ~
  • Shaanxi CHENGDA Industry Furnace MAKE Co., Ltd.
    Ji-hwan
    【 Warm congratulations 】 Shaanxi Chengda Industrial Furnace Manufacturing Company in South Korea, North Chungcheong County precious metal smelting furnace equipment installation and careful manufacturing and strict commissioning, looking forward to the future in more fields to achieve mutually beneficial win-win cooperation!
Contact Person : Du
Phone Number :  13991381852

12000KVA DC Single Electrode Titanium Slag Smelting Furnace for Chloride Grade Titanium Slag Production

Place of Origin Shaanxi, China
Brand Name Shaanxi Chengda
Certification ISO 9001:2015
Model Number CD-TSF-12000DC
Minimum Order Quantity 1 Set
Price USD 300,000 - 1,500,000 / Set (negotiable by configuration)
Packaging Details Furnace shell in seaworthy steel frame with anti-rust treatment, electrodes and bus bars in export wooden cases, refractory and accessories palletized with packing list
Delivery Time 2 months
Payment Terms T/T,L/C,D/A,Western Union,
Supply Ability 6 complete titanium slag furnace lines per year
Product Details
Rated Capacity 12000 KVA DC Furnace Type DC Single Electrode Furnace With Conductive Hearth Anode
Electrode Diameter 700 Mm Graphite, 1 Piece DC Voltage 120-260 V
DC Current 30-50 KA Furnace Shell Diameter 6000 Mm
TiO2 Content In Slag 85-90% Annual Output 25000-30000 T/a Titanium Slag
Specific Power Consumption 2600-3000 KWh/t Slag Warranty 12 Months
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12000KVA titanium slag smelting furnace

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DC single electrode smelting furnace

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chloride grade titanium slag equipment

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Product Description

12000KVA DC Single Electrode Titanium Slag Furnace

This 12000KVA DC titanium slag furnace uses one graphite electrode as cathode and the conductive hearth lining as anode, which is the standard route for making chloride grade slag with TiO2 above 85%. Direct current removes the arc extinction problem that AC furnaces meet on high titanium slag, stabilises the arc over a long heats campaign and allows deeper reduction so that iron oxide in the slag drops below 5%. The sealed furnace cover with charging ports keeps oxygen pickup low, which matters for chloride route feedstock.

Titanium Slag Process Advantages

  • DC arc stability on high TiO2 slag: single electrode with bottom anode eliminates arc extinction and gives a steady 1,200-1,500 °C superheat zone.
  • Chloride grade output: deeper reduction and longer holding time bring TiO2 to 85-90% with iron oxide under 5%, suitable for fluidised bed chlorination.
  • Lower electrode consumption: one electrode instead of three, with current density optimised for graphite, cuts electrode cost per ton of slag by 30-40%.
  • Sealed cover: charging ports, sealed electrode gland and off-gas duct keep air ingress low and stabilise fume composition for downstream treatment.
  • Compact footprint: a single electrode column and rectifier transformer set fit in a smaller building than an equivalent AC installation.

Technical Parameters

ParameterValue
Rated DC power12000 KVA
Rectifier transformer35 kV / 110 kV primary, 12-pulse rectifier
DC voltage120-260 V
DC current30-50 kA
Electrode diameter700 mm graphite electrode, 1 piece
Hearth anodeconductive carbon ramming with collector bars
Furnace shell diameter6,000 mm
Operating temperature1650-1750 °C
TiO2 content in slag85-90%
Specific power consumption2,600-3,000 kWh/t slag
Annual output25,000-30,000 t/a titanium slag
Control systemPLC with constant current regulation and arc length control

Scope of Supply

  • Rectifier transformer, thyristor rectifier cabinet and DC bus
  • Furnace shell, sealed cover and off-gas duct
  • Single graphite electrode column with holder and slipping device
  • Conductive hearth lining, collector bars and anode connection
  • Charging system with sealed feed ports
  • Hydraulic tapping and slag launder
  • PLC cabinet, HMI and DC measurement package

Commissioning and Service

  • Hearth lining design matched to slag chemistry
  • Rectifier and control system commissioning
  • Operator training on DC arc regulation and anode maintenance
  • 12 months warranty with remote support

Typical Applications

Chloride route titanium dioxide plants, high titanium slag upgrading projects, and smelters that process ilmenite or titanium-bearing beach sand concentrates into premium slag for pigment and titanium sponge feedstock.

Tell us your ilmenite grade, target TiO2 content in slag and annual tonnage, and we will return the matched furnace capacity, electrode scheme and budget quotation within 3 working days.