A former silver mining region in northern Ontario is set to become the site of the first battery-grade cobalt refinery in North America. The town of Cobalt, located nearby, seems fitting for this development.
The upcoming facility will handle cobalt rock extraction and transform it into cobalt sulfate, a crucial component in lithium-ion batteries utilized in various applications such as electric vehicles, smartphones, and aircraft. Electra Battery Materials, the company spearheading the initiative, aims to have the plant operational by the end of 2027, with a projected annual output of 6,500 tonnes of battery-grade cobalt, sufficient for around one million electric vehicle batteries annually.
Trent Mell, the founder and CEO of the company, emphasized the growing necessity of critical minerals like cobalt for modern technologies and national security, extending beyond just powering vehicles and grid storage.
The refining process at the plant involves meticulous adjustments by Graham Kinsman, Electra’s metallurgical lead, to eliminate impurities like iron and copper from the cobalt, resulting in a pure form that enhances battery stability and longevity.
Despite the historical association of the town with cobalt due to the discovery during the early 1900s, the refinery will not locally or domestically source the mined rock, opting for imports from overseas.
The supply of cobalt will originate from the Democratic Republic of Congo, a region responsible for a significant portion of global cobalt production, and will undergo a lengthy journey to reach the Cobalt refinery. Concerns have been raised over mining practices in the DRC, prompting companies like Electra to address these issues through audits and oversight.
The establishment of the Cobalt refinery signifies a strategic move to reduce reliance on China, which currently dominates the battery-grade cobalt supply chain. Mell highlighted the importance of diversifying sources to avoid disruptions in supply due to geopolitical tensions.
The project has garnered financial support from government entities, with plans to supply a portion of the world’s cobalt sulfate and establish a secure supply chain in North America, aligning with broader geopolitical considerations.