Cast Iron Wafer Lapper Table Support
Support structure of cast iron for wafer lapping tables in semiconductor prep equipment (8461), with machining limited to casting cleanup and alignment points. Ensures flatness during lapping process for wafer surface preparation. Fits 8466.93.60.60 as specified cast-iron accessory.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If as parts of unlisted semiconductor machines
Equipment not fitting 8456-8465 headings defaults to Chapter 84 unspecified machines.
If for inline wafer metrology lapper fixtures
Measuring/profile projecting instruments for wafers classify in Chapter 90.
If tool holders rather than machine frames
Specific tool-holding functions shift to dedicated tool holder subheading.
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
• Label with exact machine model (e.g
• 'for Logitech wafer lapper'); retain foundry certificates showing minimal machining; avoid mixing with finished assemblies
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.