Ferrovanadium Melting Furnace

1. Equipment Composition

1.1 Furnace Body System

• Furnace Shell: Made of 16–20mm thick welded steel plate with reinforcing ribs for high rigidity and deformation resistance.
• Furnace Lining: Constructed with magnesia brick, magnesia-chrome brick or high-alumina brick (refractoriness ≥ 1700℃), featuring excellent slag corrosion resistance and thermal shock resistance for long service life.
• Furnace Door & Tapping Spout: Water-cooled furnace door for feeding, observation and slag skimming; tapping spout lined with refractory materials to resist high-temperature scouring.

1.2 Furnace Roof & Lifting Mechanism

• Furnace Roof: Lined with magnesia-chrome bricks with central electrode holes for good sealing and heat insulation.
• Lifting Mechanism: Electric-hydraulic driven for stable lifting and rapid response, facilitating feeding and maintenance.

1.3 Electrode System (Core Component)

• Electrodes: High-purity graphite electrodes (Diameter: 200–350mm) with superior electrical conductivity, high temperature resistance and low wear rate.
• Current-conducting Cross Arm: Water-cooled copper alloy structure with low resistance and large current carrying capacity to ensure stable power supply.
• Electrode Lifting: Closed-loop automatic control to adjust arc length accurately and stabilize furnace temperature and power output.

1.4 Furnace Tilting Mechanism

• Hydraulic driven tilting system with smooth operation and no impact. Tilting angle: 0–45°, ensuring smooth slag removal and tapping.
• Equipped with limit and self-locking devices for operational safety.

1.5 Electrical Control System

• Power Transformer: Rated capacity 1800–5000kVA with multiple voltage gears (127–380V) to meet requirements of different smelting stages.
• Electric Control Cabinet: Adopts PLC and touch screen, integrating temperature control, power regulation, electrode lifting and fault alarm to realize fully automatic operation.
• Temperature Measurement: Combined infrared thermometer and thermocouple for real-time temperature monitoring. Temperature control accuracy: ±5℃, working temperature range 1400–1700℃.

1.6 Auxiliary Systems

• Water Cooling System: Forced water cooling for furnace shell, furnace roof and electrode cross arm. Surface temperature ≤ 35℃ for safety and energy saving.
• Dedusting System: Matched with bag dust collector and flue gas purification device to meet environmental protection standards.
• Feeding System: Automatic batching and quantitative feeding to ensure accurate material ratio and consistent product quality.

2. Main Technical Parameters (Standard Models, Customizable)

2.1 Smelting Specifications

• Rated Capacity: 1.5t / 3t / 5t (ferrovanadium ingot)
• Inner Furnace Dimension: φ1200–1800mm × H1500–2200mm
• Working Temperature: 1400–1700℃ (Peak: 1800℃)

2.2 Electrical Parameters

• Transformer Capacity: 1800kVA (1.5t) / 3200kVA (3t) / 5000kVA (5t)
• Working Voltage: 127V / 220V / 380V (adjustable in multiple gears)
• Rated Current: 4750A – 12000A
• Electrode Diameter: 200mm (1.5t) / 250mm (3t) / 300–350mm (5t)

2.3 Energy Consumption & Production Efficiency

• Power Consumption per Ton: ≤2800kWh/t (Ferrovanadium, V ≥ 75%)
• Smelting Cycle: 70–90 minutes per furnace
• Vanadium Recovery Rate: ≥ 92%
• Product Purity: V 75%–80%, Al ≤ 4%, Si ≤ 1.5%, S ≤ 0.05%

2.4 Operational Parameters

• Tilting Angle: 0–45° (hydraulic drive)
• Electrode Lifting Stroke: 800–1200mm
• Cooling Mode: Full water cooling (furnace shell, furnace roof, cross arm)
• Control Mode: Dual mode of full-automatic PLC control and manual control

3. Core Advantages

1. High Recovery & Low Energy Consumption: Optimized furnace type and power supply design. Vanadium recovery rate over 92% with industry-leading power consumption, effectively cutting production costs.
2. Durable & Long Service Life: Premium refractory materials and full water cooling structure. Furnace lining service life ≥ 18 months, low failure rate and less downtime loss.
3. Precise Temperature Control & High Product Quality: Dual temperature measuring devices ensure temperature fluctuation within ±5℃, producing ferrovanadium with uniform composition and high purity.
4. Eco-friendly & Easy Operation: Fully enclosed structure plus dust removal system for compliant flue gas emission. Hydraulic tilting and automatic control simplify operation and guarantee safety.
5. Wide Adaptability & Customization: Custom design available according to production capacity, raw materials and product grades (V40%–80%) to satisfy diverse production demands.

4. Application Fields

• Production of mainstream ferrovanadium grades: FeV50, FeV75, FeV80
• Smelting of special steel: Bearing steel, tool steel, high-speed steel, stainless steel and other vanadium micro-alloyed steel
• Preparation of high-end vanadium-titanium alloys and high-strength steel for aerospace 
• Supporting smelting for raw materials of vanadium battery electrolyte

5. Model Selection & Services

• Model Selection: Choose standard 1.5–5t furnaces based on daily output, raw material type and product purity. Custom equipment such as vacuum induction furnace and electroslag remelting furnace is available for special requirements.
• One-stop Services: We provide full-range services including scheme design, equipment manufacturing, installation & commissioning, staff training and after-sales maintenance. 24-hour technical support is offered to ensure stable production.

Why Choose Our Ferrovanadium Melting Furnace?

Supplementary Short Copy (for Website Banner/Introduction)

1. Low power consumption and high vanadium recovery, greatly reducing production cost.
2. Robust structure and long service life, minimizing maintenance downtime.
3. Automatic intelligent control, easy to operate and environmentally friendly.