Flash Smelt Copper Matte from Mexico
Copper-iron sulfide matte from Outokumpu flash smelting process, high-grade 68-72% Cu. Falls under HTS 7401.00.00.00 as standard copper smelting intermediate.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include flash furnace concentrate particle size distribution data
• Matte settling characteristics differ from bath smelting; document accordingly
• Rapid cooling preserves higher matte grades; verify quench process