Precision Electrical Butterfly Valve for Crystal Grinder Coolant
Butterfly valve with electrical actuator provides throttling control of coolant in grinders shaping crystal boules to wafer specifications. Falls under HTS 8481.80.9025 for electrically actuated appliances in semiconductor crystal processing.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for general process industry butterfly valves
Non-semiconductor process valves have different statistical breaks.
If with integrated electronic position feedback
Automatically controlled valves with electronics shift to Chapter 90.
If classified as flywheels or pulleys if actuator mechanism dominates
Mechanical drive components may reclassify under transmission parts.
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Import Tips & Compliance
• Specify Cv values and response times suitable for dynamic process control
• Provide wetted surface finish specifications (Ra < 10 µin) for cleanability
• Avoid bulk packaging declarations; specify cleanroom shipping requirements
Related Products under HTS 8481.80.90.25
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Electro-Actuated Check Valve for Semiconductor Lapping Fluid Control
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