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Modacrylic-Cotton Fire-Resistant Yarn from Japan

A specialized yarn blending modacrylic staple fibers mainly with cotton, designed for fire-retardant fabrics in uniforms and protective clothing. Classified under HTS 5509.62.00.00 due to modacrylic content and cotton mixture exceeding 50%, supplied in bulk cones for industrial weaving. It meets flame-resistant standards while remaining soft.

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%

Import Tips

Provide flame-retardancy test reports and exact blend ratios to customs for verification

Ensure yarn is on large cones or beams, not retail packaging, to stay in non-retail HTS

Watch for undervaluation pitfalls; declare full commercial value including FR treatments