Wafer Polisher Slurry Distribution Ring from Japan
Slurry distribution ring ensuring uniform chemical delivery across wafer surface during CMP polishing operations. HTS 8479.90.95.65 for semiconductor polishing machine parts.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.82.1015%Except as provided for in headings 9903.82.12, 9903.82.17 and 9903.85.68, derivative aluminum and steel articles with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (f) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Specify hole pattern and flow rate specifications for uniform distribution
• Include chemical compatibility testing for various slurry compositions
• Measure groove depths precisely for pad conditioning compatibility