Fluorel Elastomer FC-2182 from Japan

Fluorel FC-2182 is a perfluoroelastomer with primary monomer units of perfluoromethyl vinyl ether and tetrafluoroethylene, over 95% by weight. Supplied as raw gum stock for extreme chemical resistance applications like semiconductor seals. HTS 3904.69.10.00 for elastomeric fluoropolymers.

Duty Rate — Japan → United States

10%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Import Tips

Provide FTIR or NMR spectra confirming perfluoroelastomer composition during customs review

Distinguish from Kalrez (similar but different branding/composition) via technical data sheets

Watch for chemical modification pushing to 'Other' under subheading note (a)(3)