Foamed Slag Aggregate from China
Foamed slag is produced by expanding blast furnace slag with air or steam for use as lightweight concrete aggregate. It matches tariff item 6806.20.00 as a similar expanded mineral material for construction insulation.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the slag is foamed through an expansion process and not merely crushed
• Provide documentation on the source and processing of the slag
• Verify the product meets Canadian construction material standards for lightweight aggregates