Find details of companies that provide metal refinery services in Zambia. On this site you will find companies that manufacture and refine metal products, silver, gold, platinum and copper to suit different customer needs and wants. Check this section for further information on where to find these companies. Zambia is one of the world’s largest producers of copper. After mining the copper ore is crushed in a concentrator, and then melted in a smelter having been mixed with limestone. The copper is the cast into anode by electrolysis in a refinery. Find a fully-integrated precious metals company that acquires, refines and mints precious metal bullion products for clients.