# Inalum plans new aluminium smelter in West Kalimantan

PT Indonesia Asahan Aluminium (Inalum) announced plans to build a new aluminium smelter in West Kalimantan, Indonesia, with an annual production capacity of 600,000 tonnes and an estimated investment of nearly US$2.5 billion. The plant is targeted to begin operations in 2029.

- Type: New facility
- Announced: 2025-11-20
- Where: West Kalimantan, Indonesia
- Value: $2.50B
- Starts operating: 2029
- Status: announced
- Capacity: 600,000 tonnes per year
- Products: aluminium
- Sectors: [Steel and Metal Products](https://endata.com/sectors/steel-metal-products.md)

## Companies

- [PT Indonesia Asahan Aluminium](https://endata.com/companies/88585.md)

## Sources

- [idnfinancials.com](https://www.idnfinancials.com/jp/news/58916/inalum-ceo-new-aluminium-plant-to-commence-operations-in-2029), 2025-11-20: "The new plant will add to Inalum's current production capacity of around 275,000 tonnes."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.