Sapphire Wafer Grinder from Germany
Precision grinder for synthetic sapphire wafers used in LED epitaxy and RF devices, grinding to optical tolerances. Classified under HTS 8464.20.0120 for grinding machines working hard mineral materials like corundum (sapphire). Prepares substrates for epitaxial growth in optoelectronics.
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
• Include Mohs hardness specs confirming sapphire compatibility; reference LED/compound semiconductor applications; verify cleanroom compatibility certifications