High-Silica Glass Billets from Canada
Glass billets with >60% SiO2 for thermal applications, in unworked mass form. HTS 7001.00.20.00 for other glass in the mass, akin to glass wool base but solid.
Duty Rate — Canada → United States
13%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• SiO2 analysis mandatory; links to glass wool note but solid form stays here
• Thermal expansion data helps prove unworked state
• Bulk only; fibrous form risks 7019 reclass