CMP Polisher Slurry Refrigerator from Canada
Refrigeration unit for chemical mechanical planarization (CMP) polishers that chills abrasive slurry to 18°C, controlling removal rates on semiconductor wafers. Ensures planarity for multi-layer interconnects. HTS 8418.99.8060 per statistical notes.
Duty Rate — Canada → United States
25%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide slurry flow/pressure specs; certify CMP compatibility (Applied Materials Reflexion)
• Common issue: chemical mixing equipment classification