PMMA Posterior Dental Crowns from Canada
Prefabricated posterior molar crowns molded from polymethyl methacrylate (PMMA) plastic for temporary dental restorations. Falls under HTS 9021.21.40.00 as plastic artificial teeth components used in orthopedic appliances to restore chewing function. Designed for interim use before permanent ceramic replacements.
Duty Rate — Canada → 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 detailed product specs showing dental-specific milling and anatomical shaping to distinguish from generic plastic shapes
• Ensure supplier certificates of analysis for monomer-free polymerization to meet biocompatibility standards