Silica filament fabric of filaments with silica content greater than 93 percent (622)
Glass fibers (including glass wool) and articles thereof (for example, yarn, rovings, woven fabrics): > Mechanically bonded fabrics: > Other closed fabrics of rovings: > Other: > Not colored: > Other > Silica filament fabric of filaments with silica content greater than 93 percent (622)
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 7019.62.40.30
High-Purity Silica Filament Woven Fabric
This is a mechanically bonded woven fabric made from silica filaments with over 93% silica content, classified under HTS 7019.62.40.30 as a closed fabric of rovings not colored. It is designed for high-temperature applications due to its exceptional thermal resistance and low thermal expansion.
Silica Roving Closed Weave Fabric
A closed fabric woven from rovings of silica filaments exceeding 93% silica, mechanically bonded for structural integrity under HTS 7019.62.40.30. Used in thermal insulation for industrial furnaces due to its high melting point.
Ultra-High Temperature Silica Fabric
Mechanically bonded closed fabric from >93% silica filaments, not colored, per HTS 7019.62.40.30, offering superior resistance to temperatures over 1000°C. Commonly applied in aerospace heat shields and fire blankets.
Silica Filament Thermal Barrier Fabric
Woven closed fabric of high-silica (>93%) rovings, mechanically bonded and uncolored, fitting HTS 7019.62.40.30 for its filament composition. Essential for engine compartment insulation in automotive and aviation sectors.
Industrial Furnace Lining Silica Fabric
Not colored, mechanically bonded closed fabric from silica filaments >93% SiO2 content under HTS 7019.62.40.30, providing durable high-heat lining for furnaces and kilns.
Aerospace Grade Silica Woven Roving Fabric
Closed, uncolored fabric of >93% silica filaments mechanically bonded rovings, HTS 7019.62.40.30, engineered for lightweight thermal protection in spacecraft re-entry systems.
Fire-Resistant Silica Filament Cloth
Mechanically bonded, not colored closed fabric from high-silica (>93%) filaments under HTS 7019.62.40.30, used in fire curtains and protective gear for extreme heat exposure.
High-Silica Roving Insulation Fabric
Uncolored mechanically bonded fabric of rovings with silica filaments >93%, precisely HTS 7019.62.40.30 for thermal insulation in power generation turbines.
Kiln Curtain Silica Filament Fabric
Closed weave fabric from >93% silica filament rovings, mechanically bonded and not colored, HTS 7019.62.40.30, for flexible kiln door curtains in ceramics production.
Thermal Protective Silica Roving Weave
Not colored, closed fabric mechanically bonded from silica (>93%) filament rovings per HTS 7019.62.40.30, providing thermal protection in welding and molten metal handling.