Semiconductor Crystal Grinder Air Valve from Germany
Pneumatic air control valve for crystal boule grinders that create precise diameters and flats indicating conductivity type. HTS 8481.80.9050 for other appliances in wafer preparation equipment. Low-vibration design for metrology accuracy.
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
• Provide resistivity flat specification charts linking to grinder function
• Certify for Class 1 cleanroom use to support classification