Size Press Roll Covering from Canada
Specialized rubber or composite covering for size press rolls that apply surface sizing to paper. Part of paper finishing machinery but specific to making process, HTS 8439.99.1000. Provides controlled penetration of starch sizing.
Duty Rate — Canada → United States
10%
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
Import Tips
• Provide Shore hardness and chemical resistance specs for sizing chemicals
• Classify as roll covering, not generic rubber sheet
• Document installation method (vulcanized vs. mechanically attached)