Wafer Grinding Coolant Agitator
A continuous stirring machine for coolant reservoirs in wafer grinders and lappers, preventing abrasive settling during backgrinding to achieve sub-micron flatness. This machine falls under tariff item 8479.82.00 as a stirring machine for semiconductor wafer preparation.
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 |
PGA flags (10)Show detailsHide detailsECCCVehicles and Engine Emissions ProgramMay be requiredHCConsumer Products SafetyMay be requiredTCVehicles Program - Age ExemptionMay be requiredTCVehicles Program - CMVSS Appendix GMay be requiredTCVehicles Program - CMVSS Case-by-CaseMay be requiredTCVehicles Program - CMVSS Returning VehiclesMay be requiredTCVehicles Program - FMVSS Case-by-CaseMay be requiredTCVehicles Program - FMVSS StandardMay be requiredTCVehicles Program - Unregulated VehiclesMay be requiredTCVehicles Program - Vehicles for PartsMay be required
- ECCC
Vehicles and Engine Emissions Program · May be required · on some HTS numbers under this code
May require ECCC Vehicles and Engine Emissions Program depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Equal To 8479820010; Equal To 8479820090. Logic: MATCH IF (Valid HS Code).
- HC
Consumer Products Safety · May be required · on some HTS numbers under this code
May require HC Consumer Products Safety depending on intended use (HC21) and Canadian product category (HC29, HC30, HC31, HC32, HC33, HC34, HC35, HC36, HC37); or intended use (HC22, HC23, HC24, HC26, HC27) and Canadian product category (HC37), and on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Equal To 8479820010; Equal To 8479820090; Equal To 8479820010; Equal To 8479820090. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).
- TC
Vehicles Program - Age Exemption · May be required · on some HTS numbers under this code
May require TC Vehicles Program - Age Exemption depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Equal To 8479820010; Equal To 8479820090. Logic: MATCH IF (Valid HS Code) OR Commodity Identity Code = VV.
- TC
Vehicles Program - CMVSS Appendix G · May be required · on some HTS numbers under this code
May require TC Vehicles Program - CMVSS Appendix G depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Equal To 8479820010; Equal To 8479820090. Logic: MATCH IF (Valid HS Code) OR Commodity Identity Code = VV.
- TC
Vehicles Program - CMVSS Case-by-Case · May be required · on some HTS numbers under this code
May require TC Vehicles Program - CMVSS Case-by-Case depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Equal To 8479820010; Equal To 8479820090. Logic: MATCH IF (Valid HS Code) OR Commodity Identity Code = VV.
- TC
Vehicles Program - CMVSS Returning Vehicles · May be required · on some HTS numbers under this code
May require TC Vehicles Program - CMVSS Returning Vehicles depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Equal To 8479820010; Equal To 8479820090. Logic: MATCH IF (Valid HS Code) OR Commodity Identity Code = VV.
- TC
Vehicles Program - FMVSS Case-by-Case · May be required · on some HTS numbers under this code
May require TC Vehicles Program - FMVSS Case-by-Case depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Equal To 8479820010; Equal To 8479820090. Logic: MATCH IF (Valid HS Code) OR Commodity Identity Code = VV.
- TC
Vehicles Program - FMVSS Standard · May be required · on some HTS numbers under this code
May require TC Vehicles Program - FMVSS Standard depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Equal To 8479820010; Equal To 8479820090. Logic: MATCH IF (Valid HS Code) OR Commodity Identity Code = VV.
- TC
Vehicles Program - Unregulated Vehicles · May be required · on some HTS numbers under this code
May require TC Vehicles Program - Unregulated Vehicles depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Equal To 8479820010; Equal To 8479820090. Logic: MATCH IF (Valid HS Code) OR Commodity Identity Code = VV.
- TC
Vehicles Program - Vehicles for Parts · May be required · on some HTS numbers under this code
May require TC Vehicles Program - Vehicles for Parts depending on the full 10-digit classification number (only some numbers under this code are listed). Matching criteria: Equal To 8479820010; Equal To 8479820090. Logic: MATCH IF (Valid HS Code) OR Commodity Identity Code = VV.
CBSA Single Window matching criteria, unknown
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 agitator has other functions beyond stirring
Other machines with individual functions may fall under this residual heading.
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
• Classify the agitator as a stirring machine, not as a part of a grinding machine
• Ensure it is designed for continuous operation with abrasive coolants
• Provide specifications on its stirring mechanism for CBSA verification
Related Products under Tariff item 8479.82.00
Chemical Powder Blender
A ribbon blender that homogeneously mixes dry chemical powders through helical ribbon agitation, ensuring consistent batch composition. This machine falls under tariff item 8479.82.00 as a mixing and homogenizing machine for industrial chemical processing.
Crystal Boule Grinder
A machine that grinds semiconductor crystal boules to precise diameters required for standard wafer production and etches flats for resistivity indication. This machine falls under tariff item 8479.82.00 as grinding apparatus for semiconductor processing.
Crystal Boule Melt Stirrer
A magnetic or mechanical stirrer for semiconductor melt crucibles, ensuring dopant uniformity during crystal growth and preventing striations in finished silicon ingots. This machine falls under tariff item 8479.82.00 as a stirring machine for semiconductor processing.
Crystal Orientation Grinder
A grinding machine that precisely orients semiconductor crystal flats to crystallographic planes for device fabrication. This machine falls under tariff item 8479.82.00 as an essential wafer preparation step for semiconductor manufacturing.
Czochralski Crystal Puller
A Czochralski Crystal Puller is a specialized machine used in semiconductor manufacturing to grow monocrystalline silicon boules by slowly pulling a seed crystal from molten silicon. It operates by heating and controlled mechanical lifting, which falls under the mixing, stirring, and related mechanical functions of tariff item 8479.82.00. This equipment is essential for producing high-purity silicon crystals used in electronic components.
Diamond Wafer Polishing System
A Diamond Wafer Polishing System is a chemical mechanical polishing (CMP) system using diamond abrasives to achieve a mirror finish on semiconductor wafers for device fabrication. It combines mechanical polishing with chemical slurries, falling under the grinding and polishing functions of tariff item 8479.82.00. This system is crucial for producing the ultra-smooth surfaces required in advanced microelectronics.