Two belt filters will be added to the handling section as part of a recently announced expansion project
. They are expected to help improve production capacity and overall profitability, the company noted.
The worsening quality relates to zinc grades and the level of impurities contained in the concentrate. The impact on a smelter is an increase in the level of residue to be treated per tonne of zinc produced.
“Concentrate inventory levels continue to be variable due to large and irregular...