Linear Pneumatic Actuator for Crystal Puller from Japan
Pneumatic linear actuator used in Czochralski crystal pullers to control the precise vertical movement of the seed crystal during monocrystalline silicon boule growth. Classified under HTS 8412.90.9025 as a part of linear acting pneumatic motors for semiconductor crystal growing equipment. Provides the controlled linear motion essential for uniform crystal diameter.
Duty Rate — Japan → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Document the specific application in crystal growth equipment with technical drawings; ensure bore size and stroke length specs match semiconductor process requirements
• Avoid classification as general pneumatic cylinder by providing end-use statement for boule production