Semiconductor Wafer Polisher Vacuum Pump
Specialized pump for wafer polishers that achieve mirror-finish flatness on semiconductor wafers prior to fabrication, statistical note (a)(ii)(C). Manages chemical mechanical polishing (CMP) slurry evacuation and backside vacuum chucking. Parts thereof under HTS 8414.90.91 for semiconductor wafer prep equipment.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +35.0% | 35% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +10.0% | 10% |
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 for general chemical processing
Slurry handling pumps without semiconductor specificity classified as centrifuges/filters.
If complete wafer polishing machine
Assembled semiconductor mixing/kneading machines in 8479.
If CMP polishing compounds handling
Chemical preparations for polishing shift classification.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include CMP polisher specifications showing surface flatness <1 microinch RMS achievement
• Reference statistical note (a)(ii)(C) explicitly in import documentation for polishers
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