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.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China7.3%+35.0%42.3%
🇲🇽Mexico7.3%+10.0%17.3%
🇨🇦Canada7.3%+10.0%17.3%
🇩🇪Germany7.3%+10.0%17.3%
🇯🇵Japan7.3%+10.0%17.3%

Alternative Classifications

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

6903.20.00Lower: 35% vs 42.3%

If refractory goods of silica

If formed into shaped refractory products, shifts to Chapter 69.

7019.62.40Same rate: 42.3%

If certain narrow-width variants

Statistical breaks within 'other' for specific dimensions.

5910.00.10Lower: 39% vs 42.3%

If transmission belting material

Technical glass textiles for belting go to Chapter 59.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Specify end-use as industrial to guide valuation but not classification

Lab silica content reports mandatory for high-purity claims

Related Products 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.