2508.40.01.50/Calcined Kaolin Metakaolin/Germany

Calcined Kaolin Metakaolin from Germany

Partially calcined kaolin producing metakaolin for high-performance concrete Pozzolanic reaction. HTS 2508.40.0150 includes calcined 'other clays' unless specifically chamotte; metakaolin qualifies as processed clay.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%

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Import Tips

• Provide calcination temperature records (<900°C) to differentiate from full mullite

• Test for pozzolanic activity but declare as clay product, not cement additive