Sulfuric-Resistant Aluminous Cement from Mexico
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 — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 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