6902.90.50.10/Plastic Clay Refractory Rammer Mix Bricks/Japan

Plastic Clay Refractory Rammer Mix Bricks from Japan

Pre-formed bricks from plastic clay ramming mixes for repairing furnace linings, fired after on-site shaping. HTS 6902.90.50.10 applies to these clay refractory blocks. Used in maintenance of glass melting tanks and ladles.

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

• Document both factory pre-forming and firing processes to establish 'shaped and fired' status

• Test for bulk density (<2.0 g/cm³) typical of clay refractories to support classification

• Separate from dry powder mixes which classify under chemical preparations (Chapter 38)