# SeAH Aero & Defense Materials builds new aluminum plant in Changnyeong, Korea

SeAH Aero & Defense Materials is constructing a new 2,300-ton aluminum materials plant in Changnyeong County, South Gyeongsang Province, scheduled to begin full operations in 2027.

- Type: New facility
- Announced: 2025-12-15
- Where: Changnyeong County, South Gyeongsang Province, South Korea
- Starts operating: 2027
- Status: under construction
- Capacity: 2,300 tons per year
- Products: high-strength aluminum alloy materials
- Sectors: [Aerospace Components](https://endata.com/sectors/aerospace-components.md)

## Companies

- [SeAH Aero & Defense Materials](https://endata.com/companies/89134.md)

## Sources

- [en.sedaily.com](https://en.sedaily.com/finance/2025/12/15/seah-aero-defense-materials-signs-long-term-supply-deal), 2025-12-15: "The new facility is scheduled to begin full operations in 2027, and securing stable volume from the start will enable early stabilization of equipment operations and improved cost competitiveness."

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