Steelmaking Calcium Silicon Lumps 10-50mm from Mexico
Standard 10-50mm lumps of calcium silicon ferroalloy for direct addition to steel ladles. Essential for sulfur removal in stainless and specialty steel production, properly classified under HTS 7202.99.20.00.
Duty Rate — Mexico → United States
15%
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
• Size grading certificates prevent disputes over fines content
• UN1405 dangerous goods declaration mandatory
• Verify no surface treatment qualifying as 'further worked'