Nepheline Syenite Ceramic Filler from Mexico
Coarse-ground nepheline syenite specifically graded for ceramic tile and sanitaryware production, providing fluxing properties and whiteness. Falls under HTS 2529.30.0010 as unprocessed nepheline syenite, distinct from agglomerated forms.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include end-use declarations specifying ceramic applications to support correct heading classification
• Check for flux content labeling to differentiate from inert fillers under other chapters
• Avoid bulk packaging that could imply industrial mixtures, risking shift to heading 2530