Mullite Porcelain Support Insulator from Mexico
Mullite porcelain support insulators for industrial electric furnaces and kilns. HTS 8546.90.00.00 for high-temperature ceramic electrical insulators.
Duty Rate — Mexico → United States
10%
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
• Specify mullite content and pyrometric cone equivalent; test for thermal shock resistance; declare load-bearing capacity