Float Zone Zone Refiner Temperature Sensors from Japan
Pyrometer mounting assemblies with protective sheaths for monitoring melt zone temperatures in float zone semiconductor refiners. Ensures purity through precise thermal profiling. While involving temperature measurement, classifies as integral 8419.90.95 heating process parts.
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
• Include emission factor calibration certificates for silicon melt temperature accuracy
• Prove mechanical integration prevents standalone instrument classification
• Reference statistical note zone melting process temperature control requirements