Fastmarkets assessed standard-grade cobalt prices at $15.60-16.75 per lb, in-warehouse, on April 17, up from $15.35-16.75 per lb previously.
Alloy-grade prices rose to $16.85-17.65 per lb, up 20 cents on the low and high ends of the range compared with the previous assessment.
Alloy and standard-grade cobalt prices are up 25% and 17% respectively since March 27, but gains have slowed over the past two assessments due to a lot of available material being taken out of...