Silica Woven Fabric for High-Temperature Insulation
Woven fabric from high-silica glass fibers (per chapter note including fused silica) for thermal barriers in aerospace. HTS 7019.90.11.00 applies to this woven form suitable for extreme heat up to 1100°C. Used in engine compartments and fire curtains.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If narrow woven (<30cm wide)
Narrow woven fabrics have specific subheading 7019.90.12 based on dimensions.
If mineral wool not meeting glass specs
Non-compliant mineral wools fall to 6806 per chapter note on glass wool.
If impregnated with refractory compounds
Processed with chemical layers shift to treated articles in 7019.40.
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
• Provide SiO2 content analysis (>60% per glass wool note) to confirm silica classification
• Watch for 'worked' processes like annealing that don't affect heading per chapter note (a)
• Label clearly as 'not for apparel' to prevent misroute to other chapters
Related Products under HTS 7019.90.11.00
Satin Weave Glass Fiber Cloth
Satin weave glass cloth for smooth composite surfaces in aircraft. HTS 7019.90.11.00 as woven. High drapeability.
Lenotex Style Glass Woven Fabric
Lenotex-style tight weave for surfboards and skis. HTS 7019.90.11.00 woven. Abrasion resistant.
Biaxial Woven Glass +/-45°
Biaxial +/-45° woven for shear strength in wind blades. HTS 7019.90.11.00. Stitched or woven.
Carbon-Glass Hybrid Woven Fabric
Hybrid with carbon and glass fibers woven for lightweight strength. HTS 7019.90.11.00 if glass predominant. Automotive panels.
Electrical Grade 1080 Style Glass Fabric
1080 style plain weave for PCB laminates and copper cladding. HTS 7019.90.11.00 woven glass. Low dielectric.
E-Glass Woven Fabric
A woven fabric made from continuous E-glass filaments, commonly used in composite reinforcement for aerospace and automotive parts. It falls under HTS 7019.90.11.00 as woven glass fiber fabric, distinct from yarn or rovings. The open weave structure provides strength and allows resin penetration in laminates.