Nano-Clay Concrete Viscosity Modifier from Japan
Dispersed montmorillonite nano-clay platelets used to modify concrete rheology and reduce bleeding or segregation in self-consolidating concrete. This wholly inorganic mineral preparation is a prepared additive for concrete, classified under tariff item 3824.40.00.
Duty Rate — Japan → Canada
0%
Import Tips
• Confirm the product is a prepared additive and not a natural clay, which would classify elsewhere
• Provide a technical data sheet showing its function as a viscosity modifier for concrete
• Check if the nano-clay is surface-treated, as this may affect classification