Silica Filament Shielding Fabric from China
This dyed, closed-weave fabric from >93% silica filaments is categorized in HTS 7019.72.90.30 as other colored chemically bonded silica filament fabric. Primarily used for thermal and RF shielding in aerospace components, it provides excellent dielectric properties and heat protection. Chemical bonding enhances its structural integrity under vibration.
Duty Rate — China → United States
27%
Rate breakdown
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include material safety data sheets confirming non-hazardous silica composition; declare weave type (closed fabric) explicitly; be prepared for additional scrutiny on 'colored' claims with dye specs