Sorowako Smelter
Project information
As at 31 December 2025
Description
As at 31 December 2025
Pyrometallurgical nickel smelter at Sorowako (South Sulawesi) producing nickel matte of average composition 78% Ni, 1-2% Co, 18-21% S. Facility equipped with 3 dryer furnaces, 5 reduction kilns, 4 electric furnaces, 3 converters, 6 screen stations, and 1 coal mill. Daily nominal production capacity is 180-220 t Ni matte/day. Electricity supplied by three hydroelectric plants (Larona 165 MW, Balambano 110 MW, Karebbe 90 MW) plus thermal back-up (Caterpillar 14 MW, Mirrlees Blackstone 30 MW). Furnace 3 rebuild commenced Q4 2025 with mechanical completion target May 2026 (US$78.2 m capital expenditure to date, 69% complete). Long-term offtake contracts with Vale Canada Limited (VCL) and Sumitomo Metal Mining Co. Ltd. (SMM), refreshed July 2025. 2025 cash cost of sales US$9,339/t matte, 2025 realized price US$12,157/t matte.
Processing facilities
Multiple effective dates
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