High-Purity Silica Woven Sheeting from China
High-purity silica woven sheeting (>93% silica filaments) in plain weave, used for thermal barriers in aerospace. Classified under HTS 7019.63.40.30 due to its specific silica filament composition and lack of coloring or lamination. Mechanically bonded construction meets chapter requirements.
Duty Rate — China → United States
44.8%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Provide manufacturer specs confirming >93% silica and plain weave; declare as mechanically bonded non-wovens; avoid classifying as apparel fabric which triggers different chapters