Clay Checker Bricks for Regenerators from Germany
Perforated clay checker bricks for heat recovery regenerators in glass and steel industries, fired to refractory standards. Under HTS 6902.90.50.10 as clay constructional refractory bricks. Optimize energy efficiency through thermal storage.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify perforation pattern and dimensions in invoices to confirm constructional design
• Include firing curve certificates showing peak temperatures >1300°C
• Declare as 'refractory constructional goods' explicitly to avoid electrical insulator scrutiny