South African UG2 Chromite Fines from Mexico
Fines recovered from UG2 PGM tailings in South Africa, averaging 25-32% Cr2O3 equivalence. Classified as chromium ores under HTS 2610.00.0020 due to ≤40% chromium content. Widely used in refractory brick manufacturing.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Include tailings recovery certification to prove natural ore origin vs. artificial residues
• Particle size analysis required; fines <4.75mm still qualify if ore-derived
• Avoid bulk packaging confusion with processed slag (2620), ensure clear labeling