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What is a good grade of copper?
The Ivanhoe Mines Kakula deposit in the DRC has returned very high copper grades, including 11.91 metres (true width) of 6.23% copper at a 3.0% copper cut-off. GOLD: One ounce, or roughly 30 grams/tonne is high-grade and can be expected to move markets in most cases.What is the grade of copper scrap?
Chapter 18 shows that copper scrap varies in grade from 99.5+% Cu (manufacturing wastes) to 5% Cu (recycled mixed-metal scrap). The high-grade manufacturing wastes require only reclamation, melting, casting, and marketing, which costs about $0.2/kg of copper.What are the different types of copper grades?
Copper grades are categorized depending on their composition of copper and various alloying elements, such as zinc, lead, nickel, and beryllium. The different grades also denote the manufacturing process used to produce it. Continental Steel offers the following copper grades: C101. Oxygen-Free Electronic (OFE) Copper, C10100 C102.