Fastmarkets' copper concentrates treatment and refining charges (TC/RC) index rose for the second straight week on Friday December 20, with the spot market firming slightly after cargoes from Dongying Fangyuan and some other smelters were diverted, leading to higher availability.
The spot copper concentrates TC/RC index, cif Asia Pacific, was at $51.80 per tonne/5.18 cents per lb on December 20, up from $51.30 per tonne/5.13 cents per lb a week earlier.Suppliers of Dongying...