Calcium Silicon Cored Wire Filler from Mexico
Bulk calcium silicon powder used as filler material for manufacturing cored wires in steel treatment stations. While the final cored wire is elsewhere classified, the pure calcium silicon filler remains under HTS 7202.99.20.00 as the base ferroalloy.
Duty Rate — Mexico → United States
15%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Clearly document as 'filler alloy' not finished cored wire to maintain 7202 classification
• Powder form (<3mm) requires dust explosion risk documentation
• Avoid packaging in wire form to prevent reclassification