3816.00.20.50/Tabular Alumina Gunning Refractory/Japan

Tabular Alumina Gunning Refractory from Japan

High-purity tabular alumina for coke oven door linings via gunning. HTS 3816.00.20.50 other refractory provides low porosity at 1750°C service. Petrographic analysis confirms spherical grains.

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%

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Import Tips

• Tabular vs. fused alumina distinguished by process certs

• Bulk density >3.5 g/cm³ verification