Calender Stack Pressure Unit from Mexico
Hydraulic pressure control unit for maintaining nip pressure in supercalender stacks during paper finishing. Integral to paperboard making machinery, HTS 8439.99.1000. Provides uniform gloss and smoothness.
Duty Rate — Mexico → 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
• Document maximum line pressure (often >2000 pli)
• Include hydraulic schematic showing machine integration
• Classify as complete hydraulic system, not pump alone