Zirconia-Toughened Alumina Insulator from Mexico
This zirconia-toughened alumina (ZTA) ceramic insulator is designed for high-voltage circuit breakers in low-frequency power grids, offering fracture toughness over 5 MPa·m½. It is engineered for seismic-prone areas where mechanical resilience is critical. As a ceramic insulator, it is classified under tariff item 8546.20.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Provide fracture toughness test data for CBSA verification
• Ensure the insulator meets Canadian seismic standards for electrical equipment
• Declare the circuit breaker application to support classification