Cellulosic Stock Cleaner Hydrocyclone Liner
A wear-resistant polyurethane liner for hydrocyclone pulp cleaners, used to remove heavy contaminants from cellulosic stock during pulp preparation. This liner is a replaceable component of machinery for making pulp of fibrous cellulosic material, falling under tariff item 8439.91.00.
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 |
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 liner is used in papermaking rather than pulp-making machinery
Parts for papermaking machinery are classified separately from pulp-making machinery parts.
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 liner is declared as a part of pulp-making machinery, not as a general industrial part, to qualify for 8439.91.00
• Provide a detailed product description and end-use statement to the CBSA to support classification
• Verify if the polyurethane material triggers any additional import restrictions
Related Products under Tariff item 8439.91.00
Blow Tank Pressure Valve
A high-pressure relief valve for pulp blow tanks that discharge cooked pulp from digesters safely. This valve is a part of machinery for making pulp of fibrous cellulosic material, classified under tariff item 8439.91.00.
Brown Stock Thickener Drive Gear
A precision drive gear for vacuum rotary thickeners that dewater brown stock pulp prior to bleaching. This gear is a part of machinery for making pulp of fibrous cellulosic material, falling under tariff item 8439.91.00.
Chip Bin Vibrator Motor Mount
A custom vibration isolation mount for motors on wood chip storage bins in pulp mills. This mount is a part of machinery for making pulp of fibrous cellulosic material, classified under tariff item 8439.91.00.
Chip Feeder Screw Conveyor
A robust screw conveyor section for feeding wood chips into pulp digesters at controlled rates. This conveyor is a part of machinery for making pulp of fibrous cellulosic material, falling under tariff item 8439.91.00.
Continuous Digester Feed Valve Actuator
A pneumatic actuator for feed valves in continuous pulp digesters controlling chip/liquor flow. This actuator is a part of machinery for making pulp of fibrous cellulosic material, classified under tariff item 8439.91.00.
Defibrator Rotor Assembly
A heavy-duty rotor with beater bars for pulp defibrators that break down pulp laps into slurry. This rotor is a part of machinery for making pulp from fibrous cellulosic materials, falling under tariff item 8439.91.00.