English China Clay Ball Clay Blend from Mexico
This blend combines English ball clay with china clay for improved workability in translucent porcelain. Still classified under HTS 2508.40.0110 if ball clay characteristics predominate, as per 'other ball clays'.
Duty Rate — Mexico → United States
10%
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
• Blend ratios must be documented; >50% ball clay keeps 2508 classification
• Test for plasticity to confirm vs. pure kaolin