Crystal Grinder Coolant Gas Compressor from Canada
Reciprocating compressor circulating coolant gas in crystal grinders that shape semiconductor boules to precise wafer diameters. Classified HTS 8414.80.20.55 for ≤186.5 kW reciprocating compressors in semiconductor wafer manufacturing equipment.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify flat grinding tolerances (microns) proving semiconductor boule application
• Provide material safety data for process gases (argon, nitrogen)
• Include motor nameplate photos verifying power <186.5 kW