Fused Quartz Bulk Fibers from Canada
Pure fused quartz glass fibers in bulk for high-temperature applications like fiber optics preforms. Explicitly included as 'glass' throughout tariff schedule per chapter note; bulk form fits HTS 7019.90.51.20 perfectly. Not annealed or cut to shape.
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
• Certify purity levels >99% SiO2; avoid any drawing processes pre-import
• Use ESD-safe bulk packaging for electronics grade
• Confirm no metal coatings triggering 'worked' status