Paper Pulp Bed Plate
A heavy-duty cast iron bed plate designed for use in paper pulp refining machinery, providing a stable surface for stock treatment during the pulping process. It falls under HTS 8439.91.10.00 as a stock-treating part specifically for machinery making pulp from fibrous cellulosic materials.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If designed for paperboard finishing machinery
Parts for finishing paper or paperboard fall under separate provisions in 8439.92, not pulp-making.
If for dryers or heating equipment in pulp processing
Machinery of heading 8419 (dryers) has dedicated parts provisions, excluding them from 8439.91.
If imported as flywheels or pulleys rather than stock-treating
Plain shaft couplings, flywheels, and similar transmission parts are classified in heading 8483.
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Import Tips & Compliance
• Verify the part is exclusively for pulp-making machinery via manufacturer specs to avoid misclassification as general machinery parts
• Include detailed engineering drawings and end-use certificates in documentation to prove pulp-specific application
Related Products under HTS 8439.91.10.00
Pulp Refiner Roll Bar
Stainless steel roll bar used in pulp refiners to mechanically treat and fibrillate cellulosic stock for improved paper quality. Classified under HTS 8439.91.10.00 as a stock-treating part for fibrous cellulosic pulp machinery.
Kraft Pulp Stock Chest Agitator Blade
Replaceable agitator blade for maintaining uniform consistency in kraft pulp stock chests during pulp preparation. HTS 8439.91.10.00 covers this as a stock-treating component for cellulosic pulp machinery.
Mechanical Pulp Deflaker Rotor
Hardened steel rotor assembly for deflakers that break down fiber bundles in mechanical pulp stock treatment. Falls under HTS 8439.91.10.00 for pulp machinery stock-treating parts.
Sulfate Pulp Jordan Refiner Plug
Precision-machined plug insert for Jordan conical refiners used in sulfate pulp stock fibrillation. Classified in HTS 8439.91.10.00 as stock-treating part for cellulosic pulp production.
Cellulosic Stock Cleaner Hydrocyclone Liner
Wear-resistant polyurethane liner for hydrocyclone pulp cleaners that remove heavy contaminants from stock. HTS 8439.91.10.00 for pulp machinery stock-treating components.
TMP Pulp Double-Disc Refiner Disc Segment
Segmented alloy steel discs for thermomechanical pulp (TMP) double-disc refiners treating wood chips into pulp stock. Under HTS 8439.91.10.00 as stock-treating pulp parts.