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C-Glass Mechanical Bonded Surfacing Mat

Corrosion-resistant C-glass fiber surfacing mat mechanically bonded for chemical tank linings. Classified HTS 7019.69.40.96 for uncolored mechanically bonded nonwovens. C-glass composition provides superior acid resistance over E-glass.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China7.3%+37.5%44.8%
🇲🇽Mexico7.3%+10.0%17.3%
🇨🇦Canada7.3%+10.0%17.3%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

7019.69.30Lower: 37.5% vs 44.8%

If impregnated with sizing agents

Chemical treatments like silane sizing create separate treatment category.

7019Same rate: 44.8%

If for colored corrosion applications

Color coding for specific chemical resistance moves to colored subheading.

3921.90Lower: 17.3% vs 44.8%

If pre-impregnated with resin

Resin prepreg status classifies as plastic rather than glass fiber product.

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

• Specify chemical composition (borosilicate content) in entry docs for C-glass verification

• Declare roll dimensions precisely as width affects potential narrow fabric reclassification

• Include end-use statements for corrosion barrier to support fabric vs. article status