Sao Luis Alumina Refinery and Aluminum Smelter

Sao Luis Alumina Refinery and Aluminum Smelter is an aluminium smelter in Brazil with a reported capacity of 3,850,000 t of alumina/aluminum. It smelts alumina into primary aluminium by high-current electrolysis. It is operated by Alcoa Corp. By capacity it ranks #2 of 6 aluminium smelters tracked in Brazil. It emits about 6,392,925 tonnes of CO₂e per year (Climate TRACE) — roughly the tailpipe emissions of 1,490,192 cars. Its CO₂ per unit of capacity is about 21% below the median aluminium smelter.

Facility data: Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0), id ct-43765064.

Im Kontext: wie sich diese Anlage vergleicht

Bei 3,850,000 t of alumina/aluminum ist Sao Luis Alumina Refinery and Aluminum Smelter deutlich über dem Medianwert von aluminium smelter in Brazil (480,000 t of alumina/aluminum). Sein CO₂ pro Kapazitätseinheit liegt ungefähr 26% unter dem Medianwert von aluminium smelter. Untersektor: aluminum. Als aluminium smelter benötigt es intensive Prozesswärme (typischerweise 600–900°C) für seinen Kernbetrieb — Wärme, die durch Dampfkessel, Öfen oder direkte Verbrennung geliefert werden muss, und Verluste durch ungedämmte Behälter und Rohrleitungen stellen verschwendeten Brennstoff dar. Modulare abnehmbare Dämmung kann diese Verluste um 80–96% senken, Oberflächen auf ≤45°C kühlen, mit Amortisationszeiten oft unter 2 Jahren. Aluminiumhütten nutzen große Elektroströme, um Tonerde in geschmolzenes Aluminium über 900°C zu raffinieren, und das heiße Metall muss durch Tiegel und Gießausrüstung fließen.

Vergleich von Kapazität und CO₂-Intensität berechnet aus Climate TRACE Industrieanlagendaten; Sektorrolle basierend auf Ingenieurreferenz.

What 6,392,925 t CO₂e a year looks like

This facility's reported annual CO₂e in the everyday equivalents from the US EPA Greenhouse Gas Equivalencies calculator:

Equivalencies: US EPA Greenhouse Gas Equivalencies. Emissions: Climate TRACE.

Capacity vs largest aluminium smelters in Brazil

Reported capacity (t of alumina/aluminum), Climate TRACE v6 (asset-level capacity & CO₂e, CC BY 4.0).

Operator

Operated by Alcoa Corp. All facilities by this operator →

Local climate

Sao Luis Alumina Refinery and Aluminum Smelter sits in a tropical savanna climate zone (Köppen Aw), at 2.7°S in the southern hemisphere.

Köppen zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid).

How it compares & nearby sites

The #2 largest of 6 aluminium smelters in Brazil by reported capacity.

Nearby industrial sites

• São Luis aluminium plant · Aluminium Smelter · 1,045,013 t CO₂
• São Luís Municipality · Aluminium Smelter · 6,865,403 t CO₂
• Fenix Industria Textil Ltda · Textiles · 302 t CO₂

Location

Coordinates -2.70818, -44.34925. View on OpenStreetMap.

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Frequently asked questions