Sulfuric-Resistant Aluminous Cement from Canada
Sulfuric-resistant aluminous cement is formulated for aggressive environments like sewers and wastewater structures. Its high alumina content qualifies it under HTS 2523.30.00.00 as a hydraulic aluminous cement with exceptional chemical durability. Provided as fine powder for on-site mixing.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Certify low free lime content via lab analysis to distinguish from Portland types
• Label bags with UN number if applicable, though most aluminous cements are non-regulated