Reconstituted Mica Gaskets and Seals from Mexico
Die-cut gaskets from agglomerated mica sheets for sealing high-pressure steam pipes and valves. HTS 6814.90.00.00 covers these as articles of reconstituted mica for industrial sealing.
Duty Rate — Mexico → United States
12.6%
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
• Submit CAD drawings or die specs showing custom shaping to prove 'articles of mica' status
• Test for compressibility; poor performance may lead to rubber gasket reclassification (4016)
• Declare pressure ratings to support industrial, non-consumer use