SHIELD GATE VALVE
- Less than 1mm gap between valve body and blocker
- Prevents in flow gas(powder) into inside of valve body
- Applications : Pump isolation, High level of process by product in the gas stream
Category: UHV GATE VALVES
- SPECIFICATION
GATE SEAL TYPE | SHIELD GATE VALVE |
---|---|
Opeation | Manual / Pneumatic |
Flange Size (ID) | 2.5˝ ~ 10˝ (DN63CF, DN100CF, DN160CF, DN200CF, DN250CF) |
Flange Type | ISO, JIS, ASA, CF |
Feedthrough | Welded Bellows |
Gate Seal | Viton O-Ring / Kalrez O-Ring / EPDM |
Bonnet Seal | Viton O-Ring |
Response Time | ≤ 2 sec |
Operate Pressure Range | 2.5˝ ~ 6˝ (DN63CF – DN160CF) : 1×10-10 mbar to 1400 mbar 8˝ ~ 10˝ (DN200CF – DN250CF) : 1×10-10 mbar to 1200 mbar |
Differential pressure at opening | ≤ 30 mbar |
Differential pressure on the gate | 2.5˝ ~ 6˝ (DN63CF – DN160CF) : ≤ 1400 mbar / 8˝~10″ (DN200CF – DN250CF) ≤ 1200 mbar |
Leak rate | < 1×10-10 mbar ℓ/sec |
Cycles until first service | 200,000 |
Temperature for Valve Body | ≤ 200 °C |
Temperature for Actuator | ≤ 60 °C |
Bake Temperature | ≤ 150 °C |
Materials | Body (Stainless Steel304) / Actuator (Al 6061Anodizing) |
Mounting Position | Any |
Operating Pressure (N2) | 4 ~ 7 bar |