Carbon Ramming Paste for Copper Smelting from Mexico
Carbonaceous paste with copper-tolerant additives for anode furnace linings in copper pyrometallurgy, containing graphite and petroleum coke. Classifies under HTS 3801.30.00.00 for furnace lining applications.
Duty Rate — Mexico → United States
14.9%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify copper slag resistance testing; ensure oxidation resistance certification; package for high-temperature preheating