Ball Clay for Ceramics from Mexico
High-plasticity ball clay mined for use in fine porcelain and sanitaryware production. HTS 2508.40.01 covers this as 'other clays'—natural, unexpanded clays used in traditional ceramics.
Duty Rate — Mexico → United States
10%
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
• Submit plasticity and shrinkage test reports to differentiate ball clay from kaolin and support 'other clays' status
• Label shipments clearly as raw ceramic clay to prevent confusion with processed chamotte (2508.70)