Investment Casting Wax Pattern for Turbine Blades from Canada
A precision wax pattern used in the lost-wax investment casting process to create intricate turbine blade shapes for aerospace engines. It is classified under HTS 8480.30.00.00 as a molding pattern because it serves as the expendable template that forms the mold cavity when invested in ceramic slurry and melted out.
Duty Rate — Canada → United States
12.8%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify the pattern is specifically for molding and not a finished part; provide engineering drawings showing mold-forming intent to avoid reclassification as a metal component
• Include certificates of material composition (e.g
• wax type) and foundry process documentation to confirm use in metal casting