Crystal Boule Casting Mold Frame from Canada
Structural frame for supporting ingot molds during semiconductor crystal growth in pullers and casters. Part of HTS 8454.90.00.60 as essential to metallurgical casting machines. Withstands thermal cycling.
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
• Include thermal expansion coefficients matching silicon
• Reference specific crystal grower models
• Prevent reclassification as building frameworks