3801.90.00.50/Carbon Paste for Silicon Carbide Production/Mexico

Carbon Paste for Silicon Carbide Production from Mexico

Paste formulation of artificial graphite powder and phenolic resin used in Acheson furnace process for synthetic silicon carbide manufacture. HTS 3801.90.0050 classification as graphite-based paste semi-manufacture. Essential charge material for abrasive production.

Duty Rate — Mexico → United States

14.9%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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Import Tips

• Include furnace process specifications confirming paste end-use; prevents chemical mixture classification

• Phenol-formaldehyde resin content requires VOC emissions documentation for certain ports

• Test for free crystalline silica <1% to avoid respirable dust hazmat requirements

Carbon Paste for Silicon Carbide Production from Mexico — Import Duty Rate | HTS 3801.90.00.50