Silicon Ingot Crystal Grinder Workhead from Germany
Complete workhead assembly for silicon ingot grinders that create reference flats indicating crystal orientation and doping levels. HTS 8479.90.95.65 applies to these precision metal treating machine parts.
Duty Rate — Germany → 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
• Provide angular precision specifications for flat positioning (±0.5 degrees)
• Include spindle runout measurements (<1 micron TIR)
• Document compatibility with specific boule diameters (150mm-450mm)