Manyar Smelter is the second copper processing and refinery facility owned by PT Freeport Indonesia that will increase the smelting capacity of PT Freeport Indonesia's nearby Gresik smelter.
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Notes
Owner: PT Freeport Indonesia
Start operations: 2025
Workforce: 400
Concentrate volume processed: 2,000 ktpa
Concentrate grade:
Copper production:
Products: copper cathode, sulfuric acid, anode slide, copper telluride, gypsum, copper slag
Operations: smelter
- planned: electrorefinery, sulfuric acid plant, precious metal refinery, oxygen factory, water treatment facilities, port
Projects & highlights:
- Freeport Indonesia Smelter is designed to have a copper concentrate processing capacity of 2 million tons per year, making this smelter the largest copper processing site in the world.
TCM status:
Köppen-Geiger climate zone:
Media
- Oct-25: Supply problems may force Freeport Indonesia to halt Manyar smelter (checked 15-Oct-25)
- May-25: Freeport Indonesia says Manyar smelter resumes operations after fire (checked 4-Jun-25)
- Jul-24: Freeport commissions new Indonesian smelter (checked 4-Jun-25)
Created: Jun-25; updated Oct-25,