What does ISRI grade 211 scrap mean?

ISRI grade 211 scrap refers to a classification of copper scrap known as "Copper Wire and Tubing." This grade includes clean, unalloyed copper wire and tubing, which must be free of insulation, coatings, and other contaminants. It is typically sourced from electrical wires, Plumbing, and other applications where copper is used. The ISRI (Institute of Scrap Recycling Industries) grading system helps standardize the quality of scrap materials in the recycling industry.