boule Slicing Coolant Manifold
Stainless steel manifold distributing coolant to diamond wire during silicon boule slicing on 8426.19 saws. Fluid distribution part specific to semiconductor wafer prep machinery for 8431.49.1010.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If standard stainless tube fittings
Pipe fittings not dedicated machinery parts classify under Chapter 73.
If general filtering/settling equipment part
Parts of centrifuge/similar separating machinery go to 8421.
Not sure which classification is right?
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Import Tips & Compliance
• Include flow distribution diagrams for saw frame
• Avoid pipe fitting classification (7307/7308)
• Specify coolant chemistry compatibility
Related Products under HTS 8431.49.10.10
Crystal Puller Seed Holder Chuck
Rotating graphite or molybdenum chuck that precisely grips silicon seed crystal during Czochralski pulling in 8426.11 pullers. Critical growth interface part for 8431.49.1010.
Float Zone Crystal Grower RF Coil
Radio frequency induction coil for float zone crystal growers (8426.11) that melts silicon rods without crucibles to produce high-purity monocrystalline ingots for wafers. Classified in 8431.49.1010 as a principal part dedicated to semiconductor processing equipment.
Wafer Lapping Machine Conditioning Ring
Cast iron or composite conditioning ring for wafer lappers (8426.30) that dresses the lapping plate surface for flatness control in semiconductor wafer preparation. Specific to machinery in 8426.11/19/30 subheadings, hence 8431.49.1010.
Crystal Grinder Flattening Fixture
Custom precision fixture that holds crystal boules for grinding orientation flats indicating conductivity type in 8426.30 equipment. Semiconductor-specific part for 8431.49.1010 classification.
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Diamond-embedded conditioner disk for dressing chemical mechanical polishing pads on wafer polishers (8426.30). Essential maintenance part solely for semiconductor wafer finishing machinery under 8431.49.1010.
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