Special Design for Cast Iron Water Gate - Pneumatic air damper – Jinbin Valve

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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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Special Design for Cast Iron Water Gate - Pneumatic air damper – Jinbin Valve Detail:

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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With our leading technology as well as our spirit of innovation,mutual cooperation, benefits and development, we will build a prosperous future together with your esteemed company for Special Design for Cast Iron Water Gate - Pneumatic air damper – Jinbin Valve , The product will supply to all over the world, such as: Provence, Nigeria, Paraguay, Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!
  • It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
    5 Stars By Griselda from Porto - 2017.11.11 11:41
    In China, we have many partners, this company is the most satisfying to us, reliable quality and good credit, it is worth appreciation.
    5 Stars By Gwendolyn from Casablanca - 2018.06.19 10:42