Defibrator for Mechanical Pulp from Japan

High-speed rotor machinery that mechanically separates wood fibers through grinding and refining to produce mechanical pulp without chemicals. Used for newsprint production from cellulosic material. HTS 8439.10.00 includes mechanical pulping equipment.

Duty Rate — Japan → 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

Specify rotor speed (typically 1500-3000 RPM) and fiber yield rates for classification proof

Include vibration analysis reports for high-speed operation compliance

Document energy consumption data as mechanical pulpers are power-intensive