Concentrate Quality Under the Microscope: What Smelters and Traders Really Evaluate
Copper concentrate is not a generic commodity. It is a package of minerals, moisture, impurities, and commercial risk. Smelters assess what will happen inside the furnace; traders assess whether the parcel can be financed, shipped, and sold without hidden liabilities. For B2B buyers, the lesson is straightforward: headline copper content tells only part of the…