Pneumatic Crystal Boule Grinder from Canada
Portable pneumatic hand grinder for shaping semiconductor crystal boules by grinding to exact diameters and flats. HTS 8467.19.50.90 covers this as other pneumatic tools used in Czochralski crystal grower output processing. Critical for wafer uniformity in semiconductor fabrication.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Submit technical datasheets proving use in float zone or Czochralski boule finishing to align with statistical notes
• Label with PSI ratings and nozzle specs to distinguish from general industrial grinders during customs exam