Basalt-Impregnated Glass Fiber Bulk from Canada
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 — Canada → United States
14.3%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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)