Basalt Rock Wool Bulk Insulation from Japan
Bulk bags of basalt-derived rock wool fibers for on-site fabrication into insulation. Classified in HTS 6806.10.00.90 as rock wool in bulk form for heat/sound insulation, per Chapter 68 notes excluding coated or Chapter 69 items.
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
• Provide origin certificates for basalt source to confirm natural mineral status
• Label clearly as 'bulk' to prevent confusion with finished articles