Magnesia-Dolomite Sinter for Cement Rotary Kilns from Canada
Sintered blend of magnesia and calcined dolomite for transition zones in cement kiln linings. HTS 2518.20.00.00 captures the dolomite component's calcined/sintered state before final refractory assembly.
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
• Blend ratio documentation prevents reclassification as pure magnesite 2519
• Confirm no molding into shapes that would trigger 6815 agglomerated products
• Thermal shock resistance test data supports industrial mineral status