Diffusion Furnace Quartz Tube Liner from United States
A high-purity fused quartz liner inserted into diffusion furnace tubes for dopant diffusion into semiconductor wafers during device fabrication. It is a replaceable part of the non-electric furnace, protecting the tube and ensuring uniform heating.
Duty Rate — United States → Canada
0%
Import Tips
• Classify the quartz liner as a furnace part under 8417.90.00, ensuring it is not described as a generic quartz article
• Provide specifications showing its high-purity grade and intended use in diffusion furnaces
• Confirm with CBSA if the liner is considered a consumable part, which may affect duty treatment