Low-Soda Alumina for Spark Plugs from Mexico
Low-soda alumina for spark plugs is a special low-sodium aluminum oxide used for ceramic spark plug insulators. It is a chemically defined aluminum oxide product, not artificial corundum, and is classifiable under this tariff item as aluminum oxide other than artificial corundum.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the sodium content is below the specified limit and provide a certificate of analysis
• Clearly state the product is not artificial corundum
• If the alumina is mixed with other oxides, verify classification