Used boule Diameter Grinder from Japan
Rebuilt grinder that reduces crystal boule diameter to exact wafer specifications. Under 8463.90.0040 as used precision metalworking without primary removal. Ensures uniform wafer slicing.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Provide measurement traceability to NIST or equivalent
• Declare spindle runout specs under 1 micron
• Confirm no coolant system modifications affecting classification