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C-glass Mechanically Bonded Mat for Corrosion Resistance from Mexico

C-glass (corrosion-resistant) fibers formed into mechanically bonded mats for chemical tanks and pipes in FRP. HTS 7019.14.00.00 includes all glass fiber types in mechanical mats, per fused silica/glass definition. Higher cost but superior to E-glass in harsh environments.

Duty Rate — Mexico → United States

14.3%

Rate breakdown

9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter

Import Tips

• Specify C-glass composition (higher CaO) in lab reports for valuation

• REACH-like compliance for EU-origin fibers if transshipping

• Customs may request end-use verification for hazardous material permits