AR-Glass Roving for Concrete Reinforcement from Japan
Alkali-resistant (AR) glass roving features zirconia content for durability in cementitious matrices, used in spray-up GRC (glassfiber reinforced concrete). It is classified in HTS 7019.19.91.00 as other glass fiber rovings. Essential for structural precast elements.
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
• Document zirconia oxide percentage (>14%) to prove AR properties; comply with ASTM specs for construction use; pitfall: bulk packaging may trigger weight-based duties