Heat-Treated Marble Chips 5-10mm from United States
Heat-Treated Marble Chips 5-10mm are marble chips subjected to thermal processing for enhanced durability in road base and concrete. The heat treatment does not change the product's classification under heading 25.17, which explicitly includes heat-treated granules. This product falls under tariff item 2517.41.00 as heat-treated marble granules.
Duty Rate — United States → Canada
0%
Import Tips
• Document the heat-treatment process to demonstrate it is within the scope of heading 25.17
• Verify the chips are not mixed with other materials like slag
• Provide technical specifications showing use in concrete or road applications