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Polished Glass Fiber Yarn from Mexico

Surface-polished E-glass yarn for optical fiber reinforcement and decorative composites. Under HTS 7019.13.35.00 as 'other' yarn; polishing per Chapter note doesn't affect pre-anneal classification. Smooth finish reduces resin demand.

Duty Rate — Mexico → United States

14.2%

Rate breakdown

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

Import Tips

Document polishing process occurred post-annealing per Chapter 7003-7005 notes

Measure surface smoothness (Ra values) for quality verification

Separate from coated yarns which may require Chapter 68 classification