Facility

Korea Zinc Onsan gallium and germanium projects

Korea Zinc announced separate gallium and germanium recovery facilities at its Onsan smelter, targeting production in the first half of 2028.

Facts on this page last re-verified Aug 18, 2026 — the oldest verification date among its current claims. How we verify.

Location: Onsan, Ulsan, South Korea

Byproduct recovery

Onsan gallium recovery line

Announced

Recovery of gallium from zinc-smelter process material

Polymetallic smelter process stream → Crude (Low-Purity) Gallium

15.5 t/year · Contained element · Nameplate · as of Oct 20, 2025

No qualification claim. Status does not imply qualified output.

Byproduct recovery

Announced

Recovery and conversion of germanium from zinc-smelter process material

Zinc-Process Germanium-Bearing Residues → Germanium Dioxide

10 t/year · Contained element · Nameplate · as of Oct 20, 2025

No qualification claim. Status does not imply qualified output.