Pneumatic air damper

Short Description:

Pneumatic air damper Ventilation butterfly valve is manufactured by welding steel plate, sealing ring is made of the same material as valve body, oil seal ring is installed on valve body, no visible clearance between sealing pairs, leakage rate is small. The expansion gap between the butterfly plate and the valve body is large, which can effectively prevent the sticking phenomenon caused by heat rising and cold contraction. Norminal Pressure Mpa 0.05 0.10 0.15 0.25 Sealing Test 0.055 0...


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Pneumatic air damper

High temperature ventalation valve

Ventilation butterfly valve is manufactured by welding steel plate, sealing ring is made of the same material as valve body, oil seal ring is installed on valve body, no visible clearance between sealing pairs, leakage rate is small. The expansion gap between the butterfly plate and the valve body is large, which can effectively prevent the sticking phenomenon caused by heat rising and cold contraction.

High temperature ventalation valve

Norminal Pressure Mpa 0.05 0.10 0.15 0.25
Sealing Test 0.055 0.11 0.165 0.275
Sheel Test 0.075 0.15 0.225 0.375
Working Temperature -20-100oC -20-200 oC -20-300 oC -20-45 oC
Suitable Media Air, Coal gas, dusty gas
Supply Voltage 380V AC

High temperature ventalation valve

Part Body/Disc Compensator
Material Stainless steel 304/316/316L Stainless steel

Please fell free to contact us to get the technical drawing.

High temperature ventalation valve

High temperature ventalation valve

It is widely used in the pipe system of metallurgical,chemical,electric power and other industries for the purpose of  cutting off or connecting.


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