Silicon Wafer Lapper Mechanical Seal from Germany
Mechanical seal for lapping machine platens processing silicon wafers to exact thickness tolerances. HTS 8484.20.00.00 for semiconductor wafer preparation per statistical notes. Critical for surface flatness before polishing.
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
• Thickness tolerance specs (±0.5 micron) in documentation
• Colloidal silica slurry containment proof
• Class 100 cleanroom compatibility