Basic Dolomite Ramming Mix from China
A refractory composition primarily consisting of dead-burned dolomite used for ramming induction furnace linings in steelmaking. It falls under HTS 3816.00.10.00 as a specific dolomite ramming mix, distinct from other refractory cements, providing high-temperature resistance and slag resistance.
Duty Rate — China → United States
37.5%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Verify chemical composition meets dolomite ramming mix standards via lab analysis; obtain certificates of origin for preferential duty rates; avoid misclassification as general refractory cement by specifying ramming application