Air Filtration Media Nonwoven
Static charged 24 g/m² meltblown nonwoven polypropylene for HVAC air filters. HTS 5603.91.00 applies to lightweight nonwovens coated for static properties in filtration. Coating enhances particle capture without full embedding.
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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 assembled into complete air filters
Finished filtering machinery parts classify under Chapter 84 by function.
If nonwovens completely embedded in silicone for seals
Chapter notes exclude fully embedded nonwovens to Chapter 39.
If combined with metal wire for reinforcement
Metal-reinforced nonwovens classify under 5605.
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Import Tips & Compliance
• Include MERV rating certifications for filtration claims during entry
• Differentiate from filter cartridges (8421) by importing as flat sheet only
• Test for rubber/plastics lamination visibility to prevent Chapter 39 shift
Related Products under HTS 5603.91.00
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Ultra-lightweight spunbond nonwoven polypropylene fabric weighing 20 g/m², coated with a thin meltblown layer for filtration. Classified under HTS 5603.91.00 as nonwovens weighing not more than 25 g/m², whether or not coated, used primarily in disposable face masks. The low weight and coating for barrier properties fit the chapter notes for heading 5603.
SMS Nonwoven Surgical Gown Sheet
Spunbond-meltblown-spunbond (SMS) nonwoven fabric at 18 g/m², laminated with breathable film for liquid resistance. Falls under HTS 5603.91.00 for lightweight nonwovens, suitable for surgical gowns and drapes. Lamination enhances barrier properties without exceeding chapter note exclusions.
Hydrophilic Spunlace Baby Wipe Nonwoven
Lightweight 22 g/m² spunlace nonwoven of viscose/polyester, treated for absorbency in wet wipes. HTS 5603.91.00 covers such low-weight nonwovens, impregnated for hygiene applications. Treatment enhances water absorption without disqualifying under chapter notes.
Microfiber Cleaning Cloth Nonwoven
15 g/m² needle-punched microfiber polyester nonwoven for household cleaning cloths. Under HTS 5603.91.00 as lightweight nonwovens not exceeding 25 g/m², ideal for absorbent wipes. Cohesion via mechanical bonding fits chapter definition.
Battery Separator Nonwoven
Ultra-thin 12 g/m² polyethylene nonwoven separator for lithium-ion batteries. Classified in HTS 5603.91.00 for lightweight nonwovens used in electrical applications. Minimal coating for electrolyte resistance complies with chapter provisions.
Interlining Fusible Nonwoven
18 g/m² woven fusible nonwoven interlining with heat-activated adhesive powder. HTS 5603.91.00 for lightweight nonwovens coated for apparel reinforcement. Partial coating visible per chapter notes.