Indonesian Company Submits EIA for $1.5B Alumina Refinery Project in West Kalimantan

Published: Feb 25, 2026 09:15
[SMM Aluminum Express News] PT Supreme Alumina Indonesia (a subsidiary of PT Laman Mining) has submitted its Environmental Impact Assessment (AMDAL) for a planned smelter-grade alumina refinery in Ketapang Regency, West Kalimantan. The project targets 2.4 million tonnes per year (tpy) alumina production, requiring ~7.9 million tpy bauxite input. Estimated investment: ~USD 1.5 billion (IDR 25 trillion). Construction targeted to start Q2 2026.

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