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S-Glass Narrow Weave Tape

High-strength S-glass fiber plain weave tape, ≤185 g/m², width ≤30 cm, mechanically bonded for aerospace repair patches and marine composites. HTS 7019.63.1510 applies to its closed woven, uncoated form meeting exact specs. Provides superior tensile strength in lightweight applications.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China6%+37.5%43.5%
🇲🇽Mexico6%+10.0%16%
🇨🇦Canada6%+10.0%16%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

7019.63.15Same rate: 43.5%

If width >30 cm but still ≤185 g/m²

Same weight but wider dimension shifts to 7019.63.1530 subheading.

5911.90.00Lower: 41.3% vs 43.5%

If treated for industrial textile use (e.g., coated for conveyor belts)

Functionally treated glass fabrics become textile products under Chapter 59.

7019Same rate: 43.5%

If in yarn or roving form, not woven

Unwoven glass fibers (yarns/rovings) classify under 7019.20, prior to fabric production.

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

• Submit fiber type certification (S-glass) and weave density proofs to differentiate from standard E-glass

• Package in rolls clearly marked with width and weight to facilitate CBP verification

• Watch for reclassification if cut to shape post-import, potentially moving to 7019.90 as articles