SHANGHAI, Jun 29 (SMM) – Treatment charges (TCs) of imported clean copper concentrate for the week ended Friday June 29 rose $3/mt from a week ago to stand at $83-90/mt, according to SMM assessment.
This led to higher refining charges by 0.3 cent/lb, to 8.3-9.0 cent/lb on the week.
These marked the sixth consecutive week of increase.