Crystal Boule Grinder Furnace Enclosure from Japan
Specialized nonelectric furnace enclosure maintaining thermal stability during grinding of semiconductor crystal boules to precise diameters, as defined in statistical notes for wafer preparation equipment. Controls dust and temperature for flat grinding indicating conductivity type. HTS 8417.80.00.00 covers this industrial furnace for semiconductor boule processing.
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
• Reference statistical note (a)(ii)(A) in documentation to justify classification; specify boule diameter range matching industry standards
• Avoid bulk packaging claims that might trigger parts classification exclusion