Ingot Mold Temperature Control Sleeve from Japan
Insulating sleeve for ingot molds regulating crystallization temperature gradients in semiconductor casting. HTS 8454.90.00.60 part for precise metallurgical control. Made from advanced refractories.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document temperature profiles (1400-1600°C) for Ga/As or Si
• Certify non-contaminating materials
• Avoid lab furnace part misclassification