Ingot Mold Cooling Jacket from Japan
Water-cooled jacket surrounding ingot molds in semiconductor casting machines for controlled crystallization rates. Used in metal foundries for uniform silicon boule quality. Parts of 8454.90.00.
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
• Detail cooling channel specs and flow rates to confirm casting function
• Pressure-test certificates required for vessel classification avoidance
• Mark 'for metallurgical ingot molds only' to prevent general heat exchanger duty