Wafer Polishing Slurry Feed Pump
Precision metering pump feeding chemical slurry to polishers preparing wafer surfaces for device fabrication. Classified HTS 8413.81.0040 for semiconductor wafer processing pumps. Delivers uniform slurry for sub-micron surface flatness.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If other liquid elevators or specific types
Liquid elevators have distinct provisions from standard pumps.
If for mechanical slurry handling appliances
Specialized slurry appliances may classify differently.
If part of full polishing machine
Semiconductor wafer polishing machines incorporate such pumps.
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Import Tips & Compliance
• Certify chemical resistance for CMP slurries; include nanofiltration specs
• Common issue: misfiling under chemical dosing pumps
Related Products under HTS 8413.81.00.40
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