Stone Crystal boule Grinder from Canada
Precision grinder for semiconductor crystal boules like quartz or sapphire to exact diameters before wafer slicing. While similar to statistical note equipment, stone/mineral versions classify under HTS 8464.20.01 for stone grinding.
Duty Rate — Canada → United States
12%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Distinguish from 8486 semiconductor equipment by specifying non-silicon crystal materials
• Require NIST-traceable calibration certificates for precision claims