Teck Resources and Asian smelters have agreed to cut annual lead concentrate treatment charges (TCs) by 28% in 2018 supply contracts, sources with knowledge of the deals told Metal Bulletin.
The deals bring lead concentrate TCs, fees paid to smelters for the costs of processing concentrates into metal, down to $99 per tonne from $138 per tonne last year. Market sources also noted a drop in contained silver refining charges to $1 per oz from from $1.20...