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8481.80.90.15/Thermostatic Control Valve for Crystal Grower Temperature Regulation/Canada

Thermostatic Control Valve for Crystal Grower Temperature Regulation from Canada

A self-operating thermostatic valve that regulates coolant flow to maintain exact temperatures in Czochralski crystal growers for silicon boule production. Classified under HTS 8481.80.9015 for its self-operating temperature control function in semiconductor material growth equipment. Ensures thermal stability critical for monocrystalline semiconductor purity.

Duty Rate — Canada → United States

12%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Provide process flow diagrams showing temperature control application in semiconductor crystal growth to support classification

• Label as 'self-operating' explicitly; solenoid valves classify differently under 8481.80.1020

Thermostatic Control Valve for Crystal Grower Temperature Regulation from Canada — Import Duty Rate | HTS 8481.80.90.15