Modacrylic Tow for Filter Media
This is a specialty modacrylic filament tow used to produce filter fabrics for industrial air and liquid filtration systems. The tow is made of parallel acrylic or modacrylic filaments with controlled denier, providing chemical resistance and thermal stability suitable for demanding filtration environments. It is classified under tariff item 5501.30.00 as acrylic or modacrylic synthetic filament tow, consistent with the chapter's definition of tow.
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 tow is cut to 2 m or less for direct use in nonwoven filter media
Short-cut tow falls under synthetic staple fibres of heading 55.03.
If imported as a nonwoven filter fabric rather than tow
Finished nonwoven filtration media are classified in Chapter 56.
If the product is a woven or felted filtering cloth
Technical filter cloths belong to heading 59.11 as textile products for technical uses.
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
• Verify the tow meets all chapter note 1 criteria, including total tow mass exceeding 20,000 decitex and filament fineness below 67 decitex
• If the tow is imported in cut lengths under 2 m, it must be reclassified as staple fibre
• Document the filtration end-use to distinguish this product from apparel-grade tow, which may face different verification scrutiny
Related Products under Tariff item 5501.30.00
Acrylic Bulked Continuous Tow
Texturized acrylic filament tow with bulked crimp for direct conversion to high-loft batts or yarn. Despite bulking, it remains untwisted and meets Chapter 55 Note 1, classified under tariff item 5501.30.00 as acrylic or modacrylic tow.
Acrylic Continuous Filament Tow for Blanket Production
Acrylic continuous filament tow, heavy-denier, used for manufacturing blanket yarns and fillings. This synthetic filament tow meets the specifications of Chapter 55 Note 1, including length over 2 m, twist less than 5 turns per metre, and total measurement over 20,000 decitex, and is classified under tariff item 5501.30.00 as acrylic or modacrylic.
Acrylic Filament Tow for Carpet Yarn
Unprocessed acrylic filament tow consisting of continuous filaments for conversion into carpet yarn. This tow meets the Chapter 55 Note 1 criteria for synthetic filament tow, with parallel filaments of uniform length, and is classified under tariff item 5501.30.00 as acrylic or modacrylic tow.
Acrylic Filament Tow for Hand-Knitting Yarns
Coarse acrylic tow supplied to yarn spinners for creating bulky hand-knitting and craft yarns. This synthetic filament tow remains untextured and ready for drafting, meeting the specifications of Chapter 55 Note 1 for tow, and is classified under tariff item 5501.30.00 as acrylic or modacrylic.
Acrylic Filament Tow for Upholstery Fabrics
Durable acrylic tow with high tenacity for spinning into yarns used in upholstery and outdoor fabrics. This continuous untwisted filament tow meets Chapter 55 Note 1 and is classified under tariff item 5501.30.00 as acrylic or modacrylic tow.
Acrylic Microdenier Tow
Ultra-fine microdenier acrylic filament tow (under 1 denier per filament) for microfiber fabrics and filtration. This specialty fine-denier tow meets Chapter 55 Note 1 and is classified under tariff item 5501.30.00 as acrylic or modacrylic tow.