Expansive Hydraulic Cement from Japan
Specially formulated hydraulic cement with ettringite-forming agents to counteract shrinkage in concrete. HTS 2523.90.00.00 as other hydraulic cement with unique properties. Used in prestressed concrete and crack control.
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
• Expansion test data (ASTM C845) essential for proof of properties
• Small % sulfoaluminate content keeps it 2523; pure is 2523.10
• Performance specs prevent misclass as admixtures (3824)