Cleanroom Laminar Flow Hood 90cm
A benchtop laminar flow hood with HEPA filters and fan for semiconductor wafer preparation, providing ISO Class 5 airflow in a 90 cm wide enclosure. Used for dust-free environments during crystal boule grinding or wafer slicing setup. Fits HTS 8414.60.00.00 due to compact size and ventilating function with fan.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified as dust removal equipment
Certain filtering/purifying hoods for clean air may shift to centrifuge, filter, or purifier headings.
If for industrial semiconductor manufacturing machines
Machines for semiconductor processing may encompass integrated hoods under machines NESOI.
If hood side exceeds 120 cm
Larger hoods are excluded from this subheading and go to other hood provisions.
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Import Tips & Compliance
• Include cleanroom certification and HEPA filter specs in documentation; confirm horizontal dimension ≤120 cm with photos
• Watch for misdeclaration as larger lab equipment leading to higher duties
Related Products under HTS 8414.60.00.00
Fume Hood for Semiconductor Wafer Processing
A compact ventilating hood with integrated fan, designed for safe handling of chemicals during semiconductor wafer grinding and polishing, with maximum horizontal side of 100 cm. It incorporates filters to capture toxic fumes and particles from processes like lapping semiconductor wafers. Classified under HTS 8414.60.00.00 as a hood for semiconductor manufacturing with side dimensions not exceeding 120 cm.
Chemical Fume Extractor Hood 110cm
Compact fume hood with recirculation fan and scrubber filters for etching chemicals in semiconductor wafer fabrication, max side 110 cm. Protects operators during float zone crystal growth support processes. HTS 8414.60.00.00 applies for small-sided ventilating hoods with fans.
Wafer Polishing Fume Containment Hood
Ventilating hood with downdraft fan for containing slurry mists during semiconductor wafer lapping and polishing, 105 cm max side. Features slotted work surface for airflow over wafers. Classified in 8414.60.00.00 for compact fan-equipped hoods.
Crystal Grinder Ventilation Hood 80cm
Small hood with extraction fan for Czochralski crystal puller grinders, capturing silicon dust in 80 cm enclosure. Designed for semiconductor boule diameter grinding with precise flats. Meets HTS 8414.60.00.00 for hoods under 120 cm side.
Gallium Arsenide Wafer Fume Hood
Fan-equipped hood for processing gallium arsenide wafers, 115 cm wide, with specialized filters for toxic arsine gases during slicing prep. Used in compound semiconductor fabrication. HTS 8414.60.00.00 for small ventilating hoods.
Benchtop Wafer Slicing Exhaust Hood
Compact 95 cm hood with fan for diamond saws slicing monocrystalline silicon wafers from boules, capturing coolant mists. Essential for semiconductor wafer manufacturing. Fits 8414.60.00.00 criteria.