Raw Perlite Rock from United States
Raw perlite rock in unexpanded ore form, used in lightweight concrete and filtration after expansion. It falls under tariff item 2530.90.00 as unexpanded perlite, a mineral substance not elsewhere specified, per Chapter 25 note 4.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the perlite is unexpanded and not mixed with other materials
• Provide a geological analysis to support classification
• Check Canadian building code requirements if used in construction applications