Leucite Sand Substitute from Canada
Screened leucite particles (0.1-2mm) used as foundry sand substitute in metal casting molds due to high thermal stability. Classified HTS 2529.30.00 as sized but unworked leucite for industrial application. Angular grains provide superior mold strength versus silica sand.
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
• Include sieve analysis certification showing specific size fraction for foundry use
• Declare as 'refractory mineral' not construction sand to avoid 2517
• Test for respirable crystalline silica (<0.1%) for foundry safety compliance