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2714.90.00.00/Grahamite Asphaltite/Mexico

Grahamite Asphaltite from Mexico

Grahamite is a hard, brittle natural asphaltite from vein deposits, classified in HTS 2714.90.00.00 as asphaltites. It is used in foundry cores and electrical insulation due to its fracture-resistant properties.

Duty Rate — Mexico → United States

0%

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))
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Import Tips

• Brittleness tests distinguish from softer asphaltites; declare particle size if crushed

• Dust control in shipping; use ventilated containers