Calender Stack Pressure Unit
A hydraulic pressure control unit that maintains nip pressure in supercalender stacks during paper finishing. It is integral to the operation of paperboard making machinery, providing uniform gloss and smoothness to the finished product.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the unit is a part of machinery for making pulp
Parts for pulp-making machinery are classified separately from those for papermaking or finishing machinery.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the unit is classified as a part of paper finishing machinery under heading 84.39
• Provide a detailed technical description and the specific paper machine model it is designed for to avoid delays
• Check if the unit qualifies for duty-free treatment under a free trade agreement by providing a certificate of origin
Related Products under Tariff item 8439.99.00
Air Doctoring System Nozzle
This high-pressure air nozzle assembly is designed to remove excess coating from paper in finishing coaters, using air knife technology to ensure a uniform coating thickness. It is a part of machinery used for finishing paper or paperboard, falling under tariff item 8439.99.00 as an 'Other' part.
Calender Safety Bar
This hydraulic safety bar is a part of paper finishing calenders, designed to stop the machine instantly upon web break detection to prevent roll damage in high-speed operations. It is classified under tariff item 8439.99.00 as a part of machinery for finishing paper or paperboard.
Coater Applicator Head
This precision head assembly applies pigments or coatings evenly to paper during the finishing process in coating machines, improving paper opacity and printability. It is a part of machinery for finishing paper or paperboard, classified under tariff item 8439.99.00 as an 'Other' part.
Coating Station Vacuum Box
This vacuum suction box is installed under coating stations in paper finishing machines to remove excess liquids and stabilize the paper web, enhancing coating uniformity. It is a part of machinery for finishing paper or paperboard, classified under tariff item 8439.99.00.
Doctor Blade Holder for Paper Machine
An adjustable holder assembly for doctor blades that clean and control Yankee dryer surfaces in paper machines. This precision component is essential for maintaining paper web quality and is specifically designed for papermaking machinery.
Finishing Machine Tension Control Roller
This servo-controlled idler roller maintains constant web tension in paper finishing lines, preventing wrinkles and tears during processing. It is a part of machinery for finishing paper or paperboard, classified under tariff item 8439.99.00 as an 'Other' part.