Constant Ratio Gearbox for Paper Machine Calendars from Mexico
A robust fixed ratio gearbox engineered for calendar stack drives in paperboard manufacturing lines, providing steady speed reduction for precise roll pressure control. Its non-adjustable gear train ensures consistent performance under high-load conditions typical in paper finishing. Falls under HTS 8483.40.30.40 as it's imported for paperboard production machinery.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit manufacturer's declaration linking the gearbox to specific paper calendar models for pulp/paperboard use
• Document gear ratio permanence (non-variable) to distinguish from manual multi-ratio changers
• Check for INA rulings on similar paper machine components to support your classification