Phosphate-Bonded Refractory Mortar from Japan
A ready-to-use refractory mortar with monoaluminum phosphate binder and alumina aggregates for jointing firebricks. Classified in HTS 3816.00.20.50 as other refractory mortars, suitable for boiler and incinerator repairs up to 1650°C. Offers strong adhesion and acid resistance.
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
• SDS mandatory for phosphate content; check TSCA registration for binders
• Label as 'heat-set mortar (>1400°C)' to differentiate from construction mortars