High Purity Silica Glass Fabric 160 gsm from Canada
Plain weave mechanically bonded fabric from fused silica glass filaments ≤136 tex, uncolored, 160 g/m², width exceeding 30 cm. Classifies under HTS 7019.66.40.10 per chapter note including fused silica as glass; used in extreme temperature aerospace components. Exceptional thermal stability defines its premium application.
Duty Rate — Canada → United States
17.3%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include silica purity certificate (>99%) as fused quartz classification requires verification
• Document high-temperature test data supporting aerospace end-use claims
• Specify 'fused silica' explicitly in commercial invoice to leverage chapter note inclusion