Silica Filament Woven Fabric for Aerospace Insulation from Canada
A high-temperature resistant woven fabric made from silica filaments with over 93% silica content, designed for thermal insulation in aerospace applications. It falls under HTS 7019.61.90.30 as a closed woven fabric of silica rovings that is colored and meets the high silica threshold. This specialized material withstands extreme heat without degrading.
Duty Rate — Canada → United States
17%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Verify silica content certification from manufacturer exceeding 93% to avoid reclassification; ensure documentation proves it's mechanically bonded woven roving fabric
• Common pitfall: mislabeling as generic glass fiber leads to audits