Crystal Boule Grinder Spindle from United States
A high-precision spindle assembly for crystal grinders that shape semiconductor boules to exact wafer diameters and grind orientation flats. It is a part of the crystal grinding machines of tariff item 8479.89.10, essential for diameter control and flat marking per conductivity specifications.
Duty Rate — United States → Canada
0%
Import Tips
• Classify as a part of the crystal grinder (8479.89.10) and provide technical specifications showing its exclusive use
• Be prepared to demonstrate that the spindle is not a general-use item, as such parts may fall under Section XV
• Keep records of the grinder model it is designed for