Lapping Plate Dresser for Wafer Lappers
Automated dresser maintains flatness of lapping plates in semiconductor wafer grinders/lappers for dimensional tolerances. Classified in HTS 8466.91.50.00 for other parts of heading 8464 machines described in statistical notes.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| šØš³China | Free | +35.0% | 35% |
| š²š½Mexico | Free | +10.0% | 10% |
| šØš¦Canada | Free | +10.0% | 10% |
| š©šŖGermany | Free | +10.0% | 10% |
| šÆšµJapan | Free | +10.0% | 10% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for self-opening dieheads or dividing heads
Specific attachments have dedicated subheadings.
If non-metallic lapping compounds only
Articles of stone or similar materials exclude machine parts.
If with test indicators for flatness checking
Testing machines and parts shift to Chapter 90.
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Import Tips & Compliance
ā¢ Certify dresser stroke precision aligns with statistical note (b)(C) wafer tolerances
ā¢ Avoid de minimis errors by declaring full kit value if sold as set
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