Leucite Sand Substitute from China
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 — China → United States
37.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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