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6903.90.00/Magnesia Slide Gate Plate/Japan

Magnesia Slide Gate Plate from Japan

Magnesia-carbon ceramic slide gate plate for controlling molten steel flow in ladle casting. Specifically named in HTS 6903.90.00 as refractory slide gates for steelmaking. High-fired refractory withstands 1700°C+ temperatures.

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

• Steel industry import license may expedite; document MgO content >80% for classification support

• Common issue: plates with metal inserts classified partly under Chapter 73

Magnesia Slide Gate Plate from Japan — Import Duty Rate | HTS 6903.90.00