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6806.90.00/Expanded Mineral Wall Filler Compound/Mexico

Expanded Mineral Wall Filler Compound from Mexico

Ready-mixed compound of perlite/vermiculite for fire-rated wall cavity fill. Classified under HTS 6806.90.00 as heat-insulating mineral mixtures.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Mix ratio documentation proving expanded mineral dominance required

• ASTM E119 fire test results support insulating classification