Halo-Butyl Rubber Granules from Mexico
Granular form of chloroisobutene-isoprene rubber (CIIR) in bulk primary packaging, suitable for extrusion into tire inner liners. Falls under HTS 4002.39.00.00 as 'other' halo-butyl rubber in primary granule form per Chapter Note 3(b).
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document granule production process to prove 'simply cut to rectangular shape' compliance for sheets/strip equivalence
• Label with exact IIR/CIIR composition; test for vulcanization properties if challenged by customs