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The sealing device is the key component of the valve sealing
Release time:
Jun 08,2024
The sealing device of the valve is the key component to ensure the sealing performance of the valve, which usually consists of sealing ring, packing and so on. the device is used to fill in between the valve stem and bonnet to prevent fluid leakage.
The sealing device of the valve is the key component to ensure the sealing performance of the valve, which usually consists of sealing ring, packing and so on.
The sealing ring is usually made of rubber, PTFE ，Graphite and other materials, with good sealing performance. Packing is usually made of high-temperature and corrosion-resistant materials，such as copper alloys and so on ， the device is used to fill in between the valve stem and bonnet to prevent fluid leakage.
The specific material used for the sealing device is determined by the type of valve used and its media operating conditions. In water supply and drainage systems, the packing device material is usually rubber or PTFE plus copper alloy combination. Combined materials using graphite in high temperature or contaminated working conditions.
This set of sealing device is not all kinds of valves will be used, the general shaft system need to seal the valve will be used, such as butterfly valves, gate valves and so on. There is no shaft sealing of the valve is not used, such as: silent check valve, swing check valve, air valve and so on.
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Zhengzhou Success Machinery Co.,ltd
TEL:+8618595868771
E-mail:sales@successmach.com
Address:98-1 Dengfeng Road, Shangjie District, Zhengzhou City, Henan Province