Mechanical Pulp Refiner from Canada
Double-disc refiner that develops fiber properties through controlled mechanical action on groundwood pulp from cellulosic material. Adjustable plate patterns control freeness and strength. Classified in HTS 8439.10.00 for pulp-making equipment.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify refining plate pattern (coarse/medium/fine) and specific energy consumption
• Include hydraulic loading system pressure ratings (100-200 bar typical)
• Document CSF (Canadian Standard Freeness) control capabilities