Zirconia Ceramic Spark Plug Insulators from Mexico
High-strength zirconia insulators for automotive and industrial spark plugs, providing 30kV+ dielectric strength and thermal shock resistance. The ceramic core insulates the central electrode from the metal shell. Classifies under 8546.20.00.90 as other ceramic electrical insulators.
Duty Rate — Mexico → United States
13%
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
• Provide yttria-stabilized zirconia composition and thermal expansion coefficient data
• Include spark plug thread size compatibility and bend strength (>800MPa) specs