Fused Silica Thermocouple Protection Tubes from Mexico
Fused silica thermocouple protection tubes are unworked protective tubes for thermocouples in high-temperature environments. Made from pure fused quartz, they withstand molten glass contact without devitrification. These tubes fall under 7002.31.00 as unworked tubes of fused quartz.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the tubes are unworked and not fitted with thermocouple wires or connectors
• Verify the fused quartz composition and high-temperature properties
• If the tubes are imported with thermocouples, consider whether they should be classified as parts of thermocouples