7019.90.51.20/Basalt-Impregnated Glass Fiber Bulk/Japan

Basalt-Impregnated Glass Fiber Bulk from Japan

Hybrid glass fibers blended with basalt in bulk form for fire-resistant composites. Still classified as glass fibers in bulk under HTS 7019.90.51.20 if predominant glass composition. Excludes worked processing like cutting to shape per chapter notes.

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

• Prove primary glass composition >50%; document blend ratios

• Ship uncompressed to maintain bulk status

• Test for reflecting layers that could invoke chapter note (c)