CNC Grinder Particulate Air Cleaner
A high-velocity air cleaner designed for surface grinders, capturing abrasive dust and grinding wheel particles. It features self-cleaning pulse-jet filters to maintain precision tolerances in metalworking environments. Classified under tariff item 8421.39.00 as filtering machinery for gases.
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 imported as a part of the grinder itself
Parts of machine tools may be classified under heading 84.66.
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 air cleaner is properly declared as filtering machinery for gases under 8421.39.00
• Have documentation ready showing it is designed for industrial use, not domestic
• Verify if any provincial environmental regulations apply to the disposal of collected abrasive dust
Related Products under Tariff item 8421.39.00
300mm Silicon Wafer Prep Dust Extraction Hood
A localized dust collection hood for 300mm wafer preparation lines, filtering process-generated airborne particles. It is used in slicing, grinding, and polishing stations. Classified under 8421.39.00 as gas filtering machinery, with specific relevance to semiconductor manufacturing.
3D Printer Resin Vapor Extractor
An enclosed carbon bed extractor designed to capture toxic resin vapors emitted by SLA/DLP 3D printers during prototyping. It uses activated carbon filtration to adsorb volatile organic compounds (VOCs) and odors, making it suitable for hobbyist and maker spaces. This product falls under tariff item 8421.39.00 as other filtering or purifying machinery for gases.
Activated Carbon Gas Adsorber
A canister filled with activated carbon media designed to adsorb volatile organic compounds (VOCs) and odors from air streams in ventilation systems. It functions as a gas purifying apparatus by trapping contaminants through adsorption. This product is correctly classified under tariff item 8421.39.00 as other filtering or purifying machinery for gases.
Allergen-Reducing Bedroom Air Cleaner
A quiet, low-energy air cleaner with multi-stage filtration including a pre-filter, HEPA filter, and activated carbon, designed for bedrooms to trap pet dander and mold spores. It purifies indoor air by filtering particulates and adsorbing odors. This product falls under tariff item 8421.39.00 as other filtering or purifying machinery for gases.
Boule Flatting Grinder Filtration System
An air purification module for grinders that create orientation flats on semiconductor crystal boules. It captures grinding dust to protect wafer yield. Classified under 8421.39.00 as gas filtering machinery for semiconductor manufacturing.
CNC Lathe Dust Collector Filter Unit
A dust collection system specifically for CNC lathes, capturing metal chips, coolant mist, and airborne particulates. It uses high-efficiency filtration to maintain a clean machining environment. Classified under 8421.39.00 as filtering machinery for gases.