Exfoliated Vermiculite Insulation Board from Japan
Compressed boards of expanded vermiculite used for fire-resistant insulation in construction. Classified under HTS 6806.90.00 as an article of expanded mineral material for heat-insulating purposes, distinct from mixtures of 6811 or ceramics.
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 thermal conductivity test results to substantiate heat-insulating classification
• Ensure supplier certificates confirm exfoliation process without chemical binders