Andalusite Clay Refractory Mortar from Canada
Mortars using andalusite clay for thermal shock resistance in glass tank regenerator checkers. HTS 3816.00.20.10 covers this clay refractory mortar excluding 3801.
Duty Rate — Canada → United States
13%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide petrographic analysis showing andalusite crystals in clay matrix
• Avoid 'filler aggregate' labeling; emphasize mortar binding properties
• Check for EU REACH compliance if sourced from Europe