Gallium Arsenide Crystal Grinder
Specialized grinder for GaAs compound semiconductor boules, grinding to precise diameters and flats. Falls under HTS 8474.20.00 as crushing/grinding machinery for mineral substances in solid form. Used in optoelectronics and high-frequency device production.
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If imported as parts or accessories
Grinding wheels or fixtures for these machines classify under parts heading 8474.90.
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Import Tips & Compliance
• Include material safety data sheets for GaAs handling during customs inspection
• Classify specifically under semiconductor notes to prevent generic ore grinder treatment
• Watch for ITAR restrictions on compound semiconductor equipment
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