Sapphire Wafer Back Grinder from China
A sapphire wafer back grinder thins sapphire (Al2O3) substrates used in LED/GaN semiconductors to device specifications. It cold works glass-like mineral materials, fitting tariff item 8464.90.00 for machine-tools for working stone, ceramics or similar mineral materials.
Duty Rate — China → Canada
0%
Import Tips
• The CBSA may classify this under heading 84.86 if it is solely for semiconductor manufacture; provide evidence of the grinding function
• Verify if the grinder qualifies for duty relief under the Machinery Remission Program
• Keep records of the machine's specifications and intended use to support the classification