Laser Anneal Cooling Water System
High-flow deionized water cooling system for millisecond laser annealing equipment, rapidly cooling wafer backside post 1300°C melt for junction engineering. Classifies 8419.89.9540 as semiconductor processing cooling excluding domestic use.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If complete laser annealing processing machinery
Full semiconductor laser annealers classify under 8479
If industrial water filtration/purification systems
DI water systems without temperature control classify differently
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Import Tips & Compliance
• Include laser power density and wafer bow control specifications
• Document DI water purity requirements for wafer protection
• Avoid 8419.20 medical cooling by proving semiconductor thermal processing
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