Fused Silica Wafer Boat Support from Japan
Fused silica holder designed to support multiple wafer boats within oxidation furnaces for semiconductor production. Provides thermal uniformity and contamination-free handling. HTS 7020.00.30.00 covers such specialized quartz furnace components.
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
• Declare maximum wafer capacity and boat spacing to confirm furnace holder design
• Ensure cleanroom packaging; particulate contamination major import issue
• Provide thermal expansion coefficient data matching silicon wafers