Czochralski Puller Hydraulic Base Cylinder
Large bore hydraulic base cylinder providing stable linear pull rates for Czochralski method silicon crystal growth from melt. Parts of linear acting hydraulic engines under HTS 8412.90.90.05 for semiconductor boule manufacturing. Controls growth rate at 1-2 mm/minute precision.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for pneumatic crystal pullers
Pneumatic linear systems have separate provisions from hydraulic.
If AC motor integrated drive systems
Electrical drive components classified separately from hydraulic.
If complete crystal growing machines
Finished semiconductor processing machines take precedence over parts.
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Import Tips & Compliance
• Include rotation speed synchronization specs with puller rotation motors
• Certify melt containment pressure capabilities for crucible systems
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