Crystal Grinder Coolant Filtration System from Japan
High-purity coolant recirculation and filtration system designed specifically for semiconductor crystal grinding processes. Classified under HTS 8473.40.86.00 as essential accessory maintaining particle-free processing environment for heading 8472 equipment.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify filtration rating (e.g
• <0.1μm particles) for semiconductor cleanroom use
• Document chemical compatibility with silicon carbide grinding slurries
• Avoid classification as general industrial filtration under 8421