Refractory Fire-Clay Granules from Mexico
Refractory fire-clay granules (2-6mm) serve as skeletal material in castable refractories for ladles. HTS 2508.30.00.00 covers this fire-clay form, pre-calcined for consistency. Vital for metallurgy.
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
• Screen analysis certificates prevent powder misclaims
• Declare as 'not for direct retail' to stay raw material
• Quarantine from 6806 expanded clays in manifests