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7019.80.90.00/High-Density Glass Wool Board/Japan

High-Density Glass Wool Board from Japan

Dense boards of glass wool for fire-resistant barriers and insulation, with silica ≥60%. HTS 7019.80.90.00 covers these as other glass wool products.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Provide fire rating certifications (e.g

• ASTM E84); label density clearly

• Pitfall: Mixing with foam boards may require set classification review

High-Density Glass Wool Board from Japan — Import Duty Rate | HTS 7019.80.90.00