Modacrylic Flame-Retardant Tow from Canada
Modacrylic filament tow engineered with inherent flame-retardant properties for protective textile applications like firefighting gear. Falls under HTS 5501.30.00.90 as 'other' acrylic or modacrylic tow, characterized by at least 35% but less than 85% acrylonitrile content. Supplied in untwisted, continuous filament form for yarn production.
Duty Rate — Canada → United States
17.5%
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
• Include flame-retardancy test certificates and polymer analysis to substantiate modacrylic classification
• Declare exact acrylonitrile percentage to differentiate from pure acrylic under statistical suffixes
• Avoid bundling with fabrics to prevent treatment as woven material under Chapter 55 headings