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Electrical Modulating Valve for Float Zone Process Chambers from Mexico

Modulating valve with electrical actuator controls vacuum pumpdown and vent sequences in float zone semiconductor crystal growth chambers. HTS 8481.80.9025 for electrically actuated valves in advanced semiconductor processing.

Duty Rate — Mexico → United States

12%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Leak rate certification <1x10^-9 atm-cc/sec required

Specify bakeout temperature ratings for UHV cleaning

Document position repeatability <1° for process control