Crystal Boule Inspection Station from Japan
Automated station for grinding reference flats and inspecting boule resistivity/conductivity before slicing. HTS 8431.39.0080 as part of 8428 crystal grinders. Integrates grinding with non-destructive testing per statistical notes.
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
• Provide resistivity measurement range (0.001-100 ohm-cm) proof
• Common error: optical only under 9031
• Ensure vibration isolation specs documented