Used boule Diameter Grinder
Reconditioned grinder maintaining cylindrical precision on semiconductor crystal boules. HTS 8461.90.60.40 for used metal-removal in wafer manufacturing per statistical notes.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If crystal grinders in wafer preparation
Explicit statistical note classification.
If broaching machines for boule shaping
Broaching for precise flat generation.
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The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Specify diameter tolerance (e.g
• ±0.1mm) documentation
• Include crystal orientation flat grinding capability
• Verify vibration isolation for boule integrity
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