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  AK Tech Vacuum Valve, Sub Assembly and vacuum sealing solution for Semiconductor fab  
 
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Rectangular Gate Valve_SOLAR, LCD, FPD

** Application


- Sputter Deposition
- Plasma Etch
- CVD
- Other application that require pressure controller


** Features


- Patented L-motion link and dual shifts without springs in the actuator enable faster, smoother actuation with significantly reduced vibration
- Mechanical locking so at the end of gate travel the valve locks into position
- Welded bellows actuator seal
- Double pneumatic actuator
- Bonnet flange bolts are designed with retainers to eliminate bolts from falling out upon disassembly


** Options


- Custom sizes available
- Various o-ring compounds (Kalrez®,Chemraz®, etc.)
Products Info

Valve_map16.gif

SIZE : 32X222 , 46X236, 50X336, ETC Dimensions Approximate


**Specifications

Pressure range 1 X10-9mbar.l/s
Leak rate : body, seat <1 X 10-9mbar.l/s
Differential pressure on the gate ≤ 1.2 bar in either direction
Material Valvebody, bonnet seal, blade AL6061
Welded bellows AL6061
Valve actuator
SS304, AL6061
Seal Materials VITON (option KALREZ,ETC)
Temperature Valve body 120°C
Valve actuator 80°C
Operation Double acting
Cycle until first service ≥ 1 million
Position sensor (open/close) - Reed switch FESTO : SME-8M-DS-24V-K-2.5-OE
     
 
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