3816.00.20.50/Mullite Powder Refractory Castable/Mexico

Mullite Powder Refractory Castable from Mexico

Synthetic mullite-based castable for glass furnace regenerators. HTS 3816.00.20.50 classification for alkali resistance to 1450°C. 3:2 alumina-silica ratio optimizes creep resistance.

Duty Rate — Mexico → United States

13%

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
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Import Tips

• XRD analysis confirms mullite phase purity

• Creep rate data (<0.5% at temp) essential

Mullite Powder Refractory Castable from Mexico — Import Duty Rate | HTS 3816.00.20.50