AR-Glass Yarn for Concrete Reinforcement from Mexico
Alkali-resistant AR-glass yarn used in cement boards and GRC (glass fiber reinforced concrete) panels. HTS 7019.13.35.00 covers this 'other' glass fiber yarn designed for construction composites. Its zirconia content provides corrosion resistance in alkaline environments.
Duty Rate — Mexico → United States
14.2%
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
• Certify alkali resistance (ZrO2 content >14%) via ISO testing to distinguish from standard yarns
• Declare intended end-use as construction composites to avoid textile misclassification
• Ensure dust-free packaging and worker safety data for fine fiber imports