Bitumen Impregnated Low-Weight Partition Board from China
Light medium-density fiberboard (exceeding 0.35 but ≤0.5 g/cm³) impregnated with bitumen for interior partitions, offering fire resistance and humidity protection. Precisely fits HTS 4411.94.00.30 due to density specs and bitumen content. Common in office and healthcare facility dividers.
Duty Rate — China → United States
35%
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
• Document impregnation process (e.g
• vacuum pressure method) to prove uniform bitumen distribution
• Use ISPM 15 compliant packaging if fumigation required for wood products
• Pre-classify via CBP ruling to avoid disputes over density measurements