Basalt-Derived Glass Fiber Yarn from Japan
Uncolored continuous filament yarn from basalt-derived glass for marine composites. HTS 7019.13.15 covers this as other yarn, meeting fused silica/glass definition per chapter notes. Provides natural corrosion resistance.
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
• Submit chemical analysis confirming glass composition (SiO2 ≥60% per chapter note on glass wool equivalence)
• Document continuous vs. staple fiber; discontinuous falls elsewhere
• Avoid bulk declaration as wool (7019.19) lacking proper mineral wool specs