Shall consist of whole or shredded copper/precious metal bearing populated or unpopulated circuitboards from the manual dismantling of electronic products. May also consist of shredded circuitboards from end-of-life electronic product processing systems with a maximum piece size of 2 inches. Maximum acceptable metal contamination: aluminum, 5%; ferrous, 2%; zinc, 2%; magnesium, 1%; and beryllium, 200 ppm. Other elements subject to agreement between buyer and seller. Maximum plastic content: 40%.
Typically sold on an assay basis and classified into different
categories denominated by the gold levels contained in the
material. Major classifications are:
- <50 grams per mt
- <200 g/mt
- >200 g/mt
Effective as of: July 14th, 2022