Ceramic Shell Binder from Mexico
Colloidal silica binder with proprietary additives for investment casting ceramic shell molds in aerospace foundry applications. HTS 3824.10.00.00 covers these precision prepared foundry binders. Enables complex thin-section turbine blades.
Duty Rate — Mexico → United States
16%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Investment casting specification distinguishes from general refractory binders
• High purity silica (99.9%) content requires analytical certificates
• Aerospace end-use may qualify for duty drawback programs