Ferrophosphorus for Ductile Iron Production from Mexico
Special ferrophosphorus grade optimized for ductile iron with controlled 19-21% phosphorus to promote spheroidal graphite formation. Supplied in crushed form for foundry ladle additions. Properly classified under ferrophosphorus HTS 7202.99.8020.
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
• Foundry customers require low-gas content (<2% SiO2); test certificates prevent rejection
• Label drums with UN number if P>23% triggers dangerous goods status
• Use NVOCC familiar with bulk mineral imports for cost-effective logistics