Fiber Preform Dehydration Oven from Canada
Oven removes hydroxyl impurities from soot preforms using chlorine gas at elevated temperatures, essential for low-loss optical fibers. Controlled humidity environment. Specialized under HTS 8475.21.00.00.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Gas handling system certification for chlorine process
• OH content reduction proof via spectroscopy
• Sealed chamber pressure specs