Wafer Crystal Grinder Coolant Vacuum Pump from Germany
Vacuum pump extracting coolant slurry from crystal grinders shaping semiconductor boules for wafer production. HTS 8414.90.91.80 per statistical note for wafer preparation grinders. Maintains grinding wheel precision during diameter reduction.
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
• Coolant composition and flow rate specs matching grinder OEM
• Particle filtration rating for semi cleanroom
• Common issue: slurry pumps misclassified under 8413.70