Crystal Boule Grinder
Precision grinder that disperses diamond slurry or abrasive liquids to grind semiconductor crystal boules to exact diameter and flat specifications. Classified in HTS 8424.89.9000 as other appliances for projecting/dispersing liquids in wafer preparation.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 1.8% | +35.0% | 36.8% |
| 🇲🇽Mexico | 1.8% | +10.0% | 11.8% |
| 🇨🇦Canada | 1.8% | +10.0% | 11.8% |
| 🇩🇪Germany | 1.8% | +10.0% | 11.8% |
| 🇯🇵Japan | 1.8% | +10.0% | 11.8% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If considered grinding machine for hard materials
Machines grinding natural stone, ceramics, or similar hard materials classify under 8460.
If for other instruments processing semiconductor materials
Pattern generating apparatus for semiconductor production often falls in 9017.
If steam or sand blasting mechanism predominant
Steam/sand blasting jet projecting machines have specific 8424.30 subheading.
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
• Document abrasive slurry dispersion system in technical literature for proper 8424 classification
• Ensure FDA-equivalent cleanliness certifications for semiconductor contact surfaces
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