Aluminum Powder Concrete Aerating Agent from Japan
Fine aluminum powder prepared with inorganic gas-generating activators to produce air-entrained concrete for freeze-thaw resistance. HTS 3824.40.20.00 as wholly inorganic prepared concrete additive. Creates stable microscopic air bubbles in the mix.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Particle size and purity certification critical; hydrogen evolution test data; proper explosion-proof handling instructions