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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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