SeAH Aerospace & Defense to build high-strength aluminum plant in Changnyeong, South Korea

SeAH Aerospace & Defense Materials will build a new high-strength aluminum plant in Changnyeong, Gyeongnam Province, with phase 1 investment of KRW 58.8 billion and annual capacity of 770 tons. Commercial production is set to begin in the second half of 2027.

“On October 28, the company revealed that its subsidiary, SeAH Aerospace & Defense Materials, Ltd., will build a new high-strength aluminum plant in Changnyeong, Gyeongnam Province, with an annual production capacity of 770 tons.”seah.co.kr

• 3 sources
• seah.co.krSeAH Aerospace & Defense to Invest in New Aluminum Plant to Accelerate Entry into the Global Aerospace MarketOct 28, 2025
• seah.co.krSeAH Aerospace & Defense to Invest in New Aluminum Plant to Accelerate Entry into the Global Aerospace Market | SeAH BLOGNov 1, 2025
• idomin.com‘세아항공방산소재 창녕공장’ 1일 착공 < 지역 < 기사본문 - 경남도민일보이일균 기자Dec 1, 2025

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