Black Copper Matte from Mexico
Initial matte product from copper smelting containing 40-50% copper, also called 'black copper' due to high iron content. HTS 7401.00.00.00 specifically includes all copper mattes regardless of grade.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide blast furnace charge documentation showing copper concentrate origins
• Monitor for reclassification as iron pyrite cinders if iron exceeds copper content
• Ensure proper classification vs. similar lead-copper mattes under 7801