</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

High Purity Silica Glass Fabric 160 gsm from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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