6902.90.10.20/Fireclay Refractory Brick/Japan

Fireclay Refractory Brick from Japan

Fireclay refractory bricks from high-alumina fireclay provide economical lining for boiler walls and ladles, with good abrasion resistance. Properly fired after room-temperature shaping per Chapter 69 requirements. Classed in HTS 6902.90.10.20 as other refractory bricks.

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

• Conduct water absorption tests per ASTM C373; >3% may shift to earthenware if not proven refractory

• Include end-user letters from steel mills or foundries to affirm industrial refractory application

• Watch for origin marking; 'Made in China' fireclay bricks often face special duties—check USTR lists