Hydraulic Crystal Boule Grinder Chuck
Hydraulic chuck part for holding crystal boules during grinding to exact diameters in semiconductor wafer prep equipment, classified as a hydraulic hand tool part under HTS 8467.99.0190.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If parts of non-handheld grinding machines
If used in stationary semiconductor processing machines, classifies under specific tool parts in 8466.
If as engine or linear acting hydraulic components
Pure hydraulic cylinders or motors without tool specificity go to Chapter 84 pumps and motors.
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Import Tips & Compliance
• Include material certificates showing compatibility with silicon/gallium arsenide; declare hydraulic pressure ratings accurately; avoid misclassification as general machinery parts
Related Products under HTS 8467.99.01.90
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Hydraulic Crystal Puller Tension Arm
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Electric Float Zone Crystal Grinder Rotor
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