· The capital cost for a typical Mt per annum integrated steelmaking facility is in the order of US4 billion. That compares to the relatively modest cost of relining a blast furnace, which we estimate are between US50 million and US200 million, depending on the jurisdiction.
First, it allows keeping the grade of the plant feed in over 95% of the time within the target range. Second, it enables meeting operational targets on throughput and utilization, since it decouples crushing and ore processing. Overall, it turned out to be financially advantageous to set up the process with a coarse ore stockpile.