Silicon Nitride Thermowell from Japan
A silicon nitride ceramic thermowell protecting temperature sensors in petrochemical furnaces. This refractory tube/sheath is fired per Chapter 69 requirements and falls under tariff item 6903.90.00.
Duty Rate — Japan → Canada
PGA flags (1)Show detailsHide detailsHCConsumer Products SafetyMay be required
- HC
Consumer Products Safety · May be required
May require HC Consumer Products Safety depending on intended use (HC21) and Canadian product category (HC29, HC30, HC31, HC32, HC33, HC34, HC35, HC36, HC37); or intended use (HC22, HC23, HC24, HC26, HC27) and Canadian product category (HC37). Matching criteria: Equal To 6903900000; Equal To 6903900000. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).
CBSA Single Window matching criteria, unknown
Import Tips
• Verify the thermowell is fired above 800°C to qualify as a ceramic product
• Describe the silicon nitride composition and high-corrosion environment use
• Avoid classification as a sensor or electrical part under other chapters