CVD Oxidation Furnace Quartz Liner Tube from Canada
Fused silica liner tube for chemical vapor deposition oxidation furnaces used in semiconductor manufacturing. Protects furnace chamber while providing clean processing environment for wafer oxidation. HTS 7017.10.30.00 due to fused quartz material and dedicated semiconductor furnace design.
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
• Specify inner diameter tolerance and length matching standard furnace specs in import docs
• Obtain material analysis confirming >99.99% SiO2 content as fused quartz
• Prevent reclassification by excluding any absorbent/reflecting coatings per Chapter notes