Rio Tinto will also accelerate is R&D investment to help its customers decarbonize. The company pointed to its Elysis technology for carbon-free aluminum, and said it continues to explore multiple technologies for carbon-free steel. These efforts will receive a $200 million boost.
The company has said it will double its growth capex to about $3 billion a year from 2023.
Rio set its overall capital spending guidance at about $7.5 billion in 2021 (unchanged, $8 billion in 2022 (up $500 million), and at $9 billion and $10 billion per year in 2023 and 2024.
The miner plans to expand its Pilbara iron ore system to between 345 million and 360 million t/y. At the same time, the operations will be decarbonized with the addition of solar and wind power generation and with the full electrification of all mining equipment and railway operations.
At its Australian aluminum operations, Rio will advance its renewable energy capacity, particularly at the Boyne Island and Tomago smelters, it said. Commercial Elysis technology is to be operational in 2024.
(This article first appeared in the Canadian Mining Journal)
