High-Porosity Hearth Tiles from China

Unglazed ceramic hearth tiles designed for fireplace surrounds, with water absorption over 10% allowing breathability and heat resistance. Fits 6907.23.10.51 as fired unglazed paving/hearth tiles of high porosity, distinct from refractory bricks.

Duty Rate — China → United States

45%

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)

Import Tips

Specify hearth use in entry docs; distinguishes from flooring to affirm tile classification

Ensure no metallic content > exclusions; pure ceramic composition avoids Chapter 82 tools

Batch-test absorption if mixed production; averages must exceed 10% threshold