Pneumatic Diverter Valve for Multi-Gas Crystal Growth
Diverter valve pneumatically switching between process gases (Ar, H2, N2) in crystal growth furnaces. HTS 8481.80.9040 other pneumatic valve for semiconductor boule production. Zero bubble tight isolation.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If three-way vs simple diverter
Port configuration affects classification within pneumatic appliances.
If part of complete furnace gas systems
Ozone/chemical vapor deposition apparatus have dedicated provisions.
If configured as gate/trap valve function
High vacuum isolation valves classify separately.
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
• Include gas matrix compatibility (H2, arsine); verify <RGA 10^-10 Torr.l/s leak rate; SEMI S23 gas requirements
Related Products under HTS 8481.80.90.40
Pneumatic Actuated Ball Valve for Semiconductor Wafer Processing
A ball valve equipped with a pneumatic actuator designed for precise control of gas flow in semiconductor wafer fabrication cleanrooms. It falls under HTS 8481.80.9040 as an other appliance with pneumatic actuator used in high-purity environments for processing semiconductor materials. The pneumatic operation ensures reliable, contamination-free shutoff critical for crystal growers and pullers.
Pneumatic Diaphragm Valve for Gas Delivery in Crystal Pullers
Diaphragm valve with pneumatic actuator for controlling process gases in Czochralski crystal pullers during monocrystalline silicon boule production. Classified in HTS 8481.80.9040 for other pneumatic actuated valves used in semiconductor material growth equipment. Provides zero-dead-volume flow control essential for purity.
Pneumatic Pinch Valve for Wafer Slurry Lines
Pinch valve with pneumatic actuator for abrasive slurry lines in wafer slicing saws and grinders. HTS 8481.80.9040 covers this other pneumatic valve preventing contamination in semiconductor wafer preparation. Tubeless design handles particle-laden fluids without wear.
Pneumatic Butterfly Valve for CMP Slurry Distribution
Butterfly valve pneumatically actuated for chemical mechanical planarization (CMP) slurry distribution in wafer polishers. Falls under HTS 8481.80.9040 as other appliance for semiconductor processing tanks. PTFE-lined for chemical resistance.
Pneumatic Solenoid Valve Manifold for Wafer Grinder Coolant
Multi-station pneumatic solenoid valve manifold controlling coolant flow to wafer grinders and lappers. HTS 8481.80.9040 for other pneumatic actuated valve assemblies in semiconductor preparation equipment. Manifold design reduces leak points.
Pneumatic Angle Seat Valve for DI Water Lines
Angle seat valve with pneumatic actuator for deionized (DI) water distribution in wafer cleaning stations post-polishing. Classified HTS 8481.80.9040 for semiconductor process control valves. Self-draining design prevents stagnation.