Silicon Crystal Ingot Vacuum Pump from Japan
Pump part for equipment processing silicon crystal ingots into semiconductor wafers, specifically for vacuum during boule handling. Supports the growth and initial processing sequence described in statistical note (a). HTS 8414.90.91 for such semiconductor-specific vacuum pump parts.
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
• Specify silicon ingot diameter compatibility (200mm, 300mm, 450mm) for classification proof
• Include material safety data for silicon processing environment vacuum requirements
• Common misclassification as general material handling vacuum (8428)