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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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