Crystal Boule Grinder from Germany
Precision grinder that shapes semiconductor crystal boules to exact diameters and grinds orientation flats, preparing them for slicing into wafers used in glass-enclosed electronic lamps and tubes. HTS 8475.10.00.00 applies as part of the assembly process for devices in glass envelopes per chapter notes.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Submit engineering drawings highlighting flat-grinding for conductivity indication, linking to lamp assembly workflow
• Certify compliance with semiconductor material processing standards to prevent Chapter 90 optical grinder misclassification