Casting Unsaturated Polyester Resin from Japan
Low-viscosity unsaturated polyester resin designed for casting cultured marble countertops and decorative solid surfaces. It qualifies under HTS 3907.91.5000 as other unsaturated polyester in primary forms, with predominant monomer units per subheading note (a). Typically cured with fillers like ATH for opacity.
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
• Test for gel time compliance with buyer specs during customs hold; provide MSDS detailing uncured resin status; segregate from saturated resins to prevent mixing errors