Semiconductor Wafer Crystal Grinder Pattern from United States
A precision moulding pattern used to calibrate crystal grinders for controlling semiconductor boule diameter. It serves as a reference pattern in the metal foundry or mould-making context, falling under tariff item 8480.30.00. This pattern ensures accurate grinding of silicon boules in semiconductor manufacturing.
Duty Rate — United States → Canada
0%
Import Tips
• Classify the pattern under 8480.30.00 as a moulding pattern, not as a grinding machine accessory
• Keep records of its intended use to support classification during a CBSA audit
• Check if the pattern is eligible for duty-free entry under the WTO Information Technology Agreement if it is for semiconductor manufacturing