Silica Filament Woven Fabric for Furnace Curtains from Japan
High-temperature resistant woven fabric made from silica filaments with over 93% silica content, designed for use in furnace curtains and insulation barriers. Classified under HTS 7019.61.40.30 as closed woven fabric of rovings from silica filaments exceeding 93% silica, mechanically bonded. It provides thermal protection in industrial high-heat environments.
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
• Verify silica content certification exceeding 93% via lab analysis to confirm HTS 7019.61.40.30 classification
• Include technical datasheets showing filament composition and weave structure in import documentation
• Avoid misclassification as general glass fiber fabric by specifying high-silica content on commercial invoice