FeSiCa 75 Alloy with 5% Calcium from Mexico
Ferrosilicon alloy containing 75% silicon, over 5% calcium by weight, used primarily as a deoxidizer and inoculant in steel production. Classified under HTS 7202.21.10.00 due to exceeding 55% silicon, 55-80% silicon range, and more than 3% calcium content per chapter note definitions. Supplied in standard 1 MT jumbo bags for foundry applications.
Duty Rate — Mexico → United States
11.1%
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
• Provide mill test certificates verifying silicon (>55%), calcium (>3%), and other elemental composition to avoid reclassification
• Ensure proper hazardous material declarations as ferrosilicon can generate flammable hydrogen gas when wet; comply with IMDG/49 CFR shipping regulations