Cast Iron Float Zone Crystal Grower Pedestal
Pedestal base cast in iron for float zone crystal growers under heading 8461, processed only by cleaning gates and drilling locator holes per 8466.93.60.60. Provides vibration-free support for growing pure silicon crystals from polycrystalline rods.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for non-semiconductor crystal growth
Castings for optical/mineral crystal machines lack Chapter 84 specificity.
If integral to high-temp zone refining furnaces
Furnace parts for semiconductor material processing classify separately.
If considered a dividing head attachment
Special rotary attachments for precise positioning shift subheadings.
Not sure which classification is right?
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
• Link to statistical note (a)(i) in docs; measure machining depth to confirm < removal only; partner with CBP for binding rulings
Related Products under HTS 8466.93.60.60
Cast Iron Wafer Polisher Frame Assembly Base
Base frame for wafer polishers achieving flatness for fab processing, minimal cast iron machining under 8466.93.60.60 for heading 8461 equipment.
Cast Iron Crystal Puller Support Arm
Support arm casting for Czochralski pullers, gate-cleaned only, 8466.93.60.60 for 8461.
Cast Iron Wafer Saw Alignment Bracket
Bracket for saw alignment in wafer slicing, basic machining, 8466.93.60.60.
Cast Iron Wafer Grinder Spindle Housing
Housing for spindles in wafer grinders (8461), cast iron with minimal machining for sprue removal and mounting tabs. Used post-slicing to grind wafers to tolerance for semiconductor fab. 8466.93.60.60 due to basic processing state.
Cast Iron Boule Grinder Fixture Plate
Fixture plate for grinding semiconductor crystal boules to diameter specs, cast iron cleaned and located per 8466.93.60.60 for 8461 grinders. Indicates conductivity via flat grinding as per statistical note.
Cast Iron Wafer Crystal Puller Mounting Base
This cast iron base is machined solely to remove casting fins and gates, designed for precise mounting of crystal pullers used in semiconductor boule production under heading 8461. It ensures stability during the Czochralski process for growing monocrystalline silicon ingots. Classifies under 8466.93.60.60 as a cast-iron part not advanced beyond basic cleaning and minimal machining for semiconductor machines.