Silica Filament Fabric for Aerospace Heat Shields
Specialty fabric woven from rovings of silica filaments exceeding 93% silica, precisely matching HTS 7019.62.90.30 criteria for colored, closed fabrics. Provides critical thermal protection in spacecraft re-entry shields and rocket nozzles.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not explicitly 'silica filament' but other high-silica
General 'other' colored roving fabrics without silica specification use different statistical codes.
If impregnated or reinforced for structural use
Articles of mineral substances like reinforced silica fabrics become composite articles in 6815.
If in yarn or roving form, not fabricated
Unwoven rovings or yarns remain in 7019.20, prior to fabric processing stage.
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Import Tips & Compliance
• Obtain aerospace-grade certifications (e.g
• MIL specs) alongside silica purity tests for customs validation
• Declare end-use as non-structural fabric to stay in 7019, avoiding parts classifications
• Watch for anti-dumping duties on certain high-tech glass fibers from specific countries
Related Products under HTS 7019.62.90.30
High-Purity Silica Filament Woven Fabric
This woven fabric is made from silica filaments with over 93% silica content, classified under HTS 7019.62.90.30 as a mechanically bonded closed fabric of rovings. It is designed for high-temperature applications due to its exceptional thermal resistance and low thermal expansion.
Colored Silica Roving Fabric for Insulation
A colored, closed woven fabric from high-silica (>93%) rovings, falling under HTS 7019.62.90.30 for mechanically bonded silica filament fabrics. Used in thermal insulation for industrial furnaces and aerospace components.
High-Temp Silica Fabric for Furnace Linings
Mechanically bonded, colored fabric from >93% silica filaments in roving form, classified under HTS 7019.62.90.30. Engineered for lining high-temperature industrial furnaces and kilns.
Silica Roving Weave for Fire Blankets
Closed colored fabric of high-silica (>93%) rovings per HTS 7019.62.90.30, used as base material for industrial fire blankets and protective curtains. Offers superior fire resistance over standard glass fibers.
Polished Silica Filament Fabric Roll
Colored, mechanically bonded fabric from silica rovings >93% SiO2 content, HTS 7019.62.90.30. Supplied in rolls for precision cutting in thermal barrier applications.
Silica Fabric for Kiln Seals and Gaskets
High-silica (93+% ) roving fabric, colored and closed weave, under HTS 7019.62.90.30. Specifically formulated for compressible seals in high-temperature kilns and ovens.