3816.00.20.10/Fireclay Gunning Mix Refractory/China

Fireclay Gunning Mix Refractory from China

A pneumatic-applied fireclay refractory mix for repairing furnace hot spots via guniting. Falls under HTS 3816.00.20.10 as clay-based refractory concrete for spray application in steel plants.

Duty Rate — China → United States

38%

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

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

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Import Tips

• Include gunning velocity and bond strength test data to validate refractory performance

• Separate from castables (3816.00.50) by proving dry clay powder form

• Avoid bulk clay confusion; ship with application instructions for guniting