Raw Pumice Stone Lumps from Japan
Unprocessed pumice stone extracted from volcanic deposits, used primarily as a natural abrasive in industrial grinding and polishing applications. It falls under HTS 2513.10.00 as crude pumice stone, whether or not heat-treated, distinct from manufactured abrasives. The porous, lightweight nature makes it ideal for tumbling and surface preparation.
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
• Verify origin certificates to confirm natural pumice and avoid misclassification as synthetic abrasives; ensure heat-treatment status is documented if applicable; watch for contamination that could shift it to waste headings