Renascor Resources' (ASX:RNU) cost study for its hydrofluoric acid (HF) free method for purifying graphite to up to 99.99% carbon for use in lithium-ion battery anodes has estimated operating costs of about $459 per tonne, according to a Thursday Australian bourse filing.
Renascor is currently commissioning its Australian Government co-funded purified spherical graphite (PSG) demonstration plant ahead of commercial-scale downstream development, the filing added.
The company is also working with prospective customers and strategic partners through the PSG demonstration plant program, it added.
The company's shares rose 9% in recent Thursday trade.