AR-Glass Roving for Concrete Reinforcement from Japan
Alkali-resistant (AR) glass rovings resist cement's alkaline environment, used to reinforce concrete, GRC panels, and shotcrete applications. HTS 7019.12.00 covers these specialized rovings as continuous glass fiber assemblies.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include alkali resistance certification (ZR rating) to justify AR-glass classification over standard types
• Declare end-use in construction composites; bulk packaging affects Form 7501 line descriptions
• Watch for fiber blooming during shipping; proper container ventilation prevents customs holds