Quartzite Crushed Road Aggregate from Canada
High-silica quartzite crushed to 1-2 inch size for road shoulder and base course construction. Exceptional hardness makes it ideal for heavy traffic roads under HTS 2517.10.00. Heat-treated versions improve frost resistance.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Micro-Deval test results document abrasion resistance for road classification
• Distinguish from quartzite dimension stone via crushing documentation
• Consistent quartz content (>90%) prevents reclassification