Reliable valve stem sealing: it has two sealing surfaces, and the sealing surface material of the ball valve is widely made of various plastics, with good sealing performance and complete sealing. It has also been widely used in vacuum systems. Since the valve stem only operates as if it is rotating rather than lifting, the packing seal of the valve stem is not easy to be damaged, and the sealing capacity increases with the increase of the pressure of the medium.

When selecting pneumatic butterfly valve suppliers, we must do a good job of investigating their quality and supply capacity. When you really fully consider the actual situation in all aspects and know how to do a good job in the investigation, You will find that many times the selection of suppliers directly affects the future use and the smooth progress of the project. Whether you really take into account the actual situation in this area is critical to learn to investigate in advance. How to properly install the relevant pneumatic switch ball valve? What should be paid attention to when using the pneumatic butterfly valve? What are the new products of modernization that should be paid attention to when installing and putting into operation the pneumatic control valve? Electric butterfly valve. Understand the important position of electric butterfly valve. Identify electric butterfly valve according to five characteristics