Wafer Grinder Coolant Chiller Coils
Evaporator coils for chillers maintaining coolant at 18-22°C in semiconductor wafer grinders. Prevents thermal distortion during precision grinding per statistical note (a)(ii)(A). 8419.90.95 cooling process parts.
Import Duty Rates by Country of Origin
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If parts of refrigerating equipment
Refrigeration parts classified by function regardless of end-use application.
If other semiconductor machine parts
Non-temperature-specific grinder components go to semiconductor residual.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Specify coil materials resistant to glycol-water coolant corrosion
• Document BTU capacity matched to specific grinder heat loads
• Avoid general refrigeration parts declaration (8418); prove semiconductor integration
Related Products under HTS 8419.90.95
Semiconductor Wafer Crystal Puller Parts
Replacement heating elements and temperature control modules for Czochralski crystal pullers used in growing monocrystalline silicon boules for semiconductor wafers. These parts facilitate precise temperature changes essential for crystal formation in semiconductor manufacturing. Classified under 8419.90.95 as parts of machinery for material treatment involving heating and cooling processes.
Wafer Grinding Machine Coolant Circulation Pump
Specialized pump assemblies for circulating coolant in semiconductor wafer grinders, maintaining precise temperature during crystal boule diameter grinding. Critical for thermal management in wafer preparation equipment per statistical notes. Parts of 8419 machinery involving cooling processes in semiconductor fabrication.
Float Zone Crystal Grower RF Heating Coils
Radio frequency heating coils for float zone crystal growers that melt and purify semiconductor material through localized heating zones. Essential parts for temperature-controlled processing of silicon into monocrystalline form as defined in statistical note (a)(i). Falls under 8419.90.95 for heating process machinery parts.
Semiconductor Lapping Machine Temperature Control Units
Integrated chiller/heater modules for wafer lapping equipment that maintain slurry temperature within 0.1°C tolerances during semiconductor wafer surface preparation. Directly referenced in statistical note (a)(ii)(C) as wafer grinders/lappers/polishers. Classifies as 8419.90.95 parts for temperature treatment.
Crystal Boule Grinder Spindle Heating Elements
Cartridge heaters embedded in grinding spindles for crystal grinders that preheat boules to prevent thermal shock during flat grinding operations. Specified in statistical note (a)(ii)(A) for semiconductor wafer preparation. 8419.90.95 parts enabling controlled heating.
Wafer Polishing Slurry Temperature Conditioners
Heat exchanger units conditioning chemical-mechanical polishing slurry temperature for semiconductor wafer polishers. Ensures consistent material removal rates per statistical note (a)(ii)(C). Parts of 8419 temperature treatment equipment.