Crystal Boule Diameter Grinder Coolant Valve from Germany
Metering valve controlling coolant to diamond wheels grinding semiconductor crystal boules to exact wafer diameters. Under HTS 8481.80.9050 as wafer manufacturing preparation appliance. Critical for slicing yield.
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 boule size range (150-450mm) specifications
• Document diamond wheel RPM compatibility
• Tie to statistical note (a)(ii)(A) crystal grinders explicitly