High-Strength Nonrefractory Concrete Mix from Canada
Dry powder concrete achieving 10,000 PSI strength with silica fume and superplasticizers for bridges and high-load structures. Nonrefractory for ambient conditions. Under HTS 3824.50.00 as advanced prepared nonrefractory concrete.
Duty Rate — Canada → United States
10%
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 mix design reports for engineering approvals
• Declare silica fume percentage for health/safety filings
• Coordinate with DOT specs for infrastructure projects