Sapphire Wafer Substrate Mold from Mexico
A mold for growing sapphire boules used as substrates for LED/GaN semiconductor wafers. It is made of metal carbide and is classified under this tariff item as a mold for metal or metal carbides.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the mold is used to shape the sapphire boule, not the boule itself, which would be classified under a different heading
• Provide documentation showing the mold's role in sapphire growth
• Verify the material is metal carbide to support classification