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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.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China7%+20.0%27%
🇲🇽Mexico7%+10.0%17%
🇨🇦Canada7%+10.0%17%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

4016.99.60Higher: 40% vs 27%

If vulcanized into finished gaskets

Completed rubber gaskets, even with silica fabric reinforcement, go to Chapter 40.

7019.62.90Same rate: 27%

If for non-industrial specialty uses

Other silica fabrics may have different statistical suffixes based on application.

8484.90.00.00Higher: 40% vs 27%

If assembled into finished sealing sets

Machinery sealing sets including silica components classified by function in 8484.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Document compressibility and recovery properties confirming gasket end-use

• Ensure no metal insertion, which would reclassify as composite

• Validate against Chapter Note definitions for non-worked glass status

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.

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.

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.